Home / 1,294,021,544.40-1,941,032,316.60-926,689,525.20

Finding the Fourth Proportional to 1,294,021,544.40, 1,941,032,316.60 and 926,689,525.20

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Solution

The fourth proportional to 1,294,021,544.40, 1,941,032,316.60 and 926,689,525.20 is: 1,390,034,287.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,021,544.40 : 1,941,032,316.60 = 926,689,525.20 : x
  2. Step 2: Convert to fraction form
    1,294,021,544.40/1,941,032,316.60 = 926,689,525.20/x
  3. Step 3: Cross multiply
    1,294,021,544.40x = 1,941,032,316.60 × 926,689,525.20
  4. Step 4: Simplify right side
    1,294,021,544.40x = 1,798,734,315,867,910,144
  5. Step 5: Solve for x
    x = 1,798,734,315,867,910,144/1,294,021,544.40
  6. Step 6: Final answer
    x = 1,390,034,287.80

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Double scale
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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.