Home / 1,023,102,323.40-1,534,653,485.10-635,681,834.40

Finding the Fourth Proportional to 1,023,102,323.40, 1,534,653,485.10 and 635,681,834.40

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Solution

The fourth proportional to 1,023,102,323.40, 1,534,653,485.10 and 635,681,834.40 is: 953,522,751.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,102,323.40 : 1,534,653,485.10 = 635,681,834.40 : x
  2. Step 2: Convert to fraction form
    1,023,102,323.40/1,534,653,485.10 = 635,681,834.40/x
  3. Step 3: Cross multiply
    1,023,102,323.40x = 1,534,653,485.10 × 635,681,834.40
  4. Step 4: Simplify right side
    1,023,102,323.40x = 975,551,342,576,721,024
  5. Step 5: Solve for x
    x = 975,551,342,576,721,024/1,023,102,323.40
  6. Step 6: Final answer
    x = 953,522,751.60

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Half scale
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Double scale
Find fourth proportional to 1,023,102,324.40, 1,534,653,486.60 and 635,681,835.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.