Home / 1,149,554,534.40-1,724,331,801.60-665,825,126.40

Finding the Fourth Proportional to 1,149,554,534.40, 1,724,331,801.60 and 665,825,126.40

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Solution

The fourth proportional to 1,149,554,534.40, 1,724,331,801.60 and 665,825,126.40 is: 998,737,689.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,554,534.40 : 1,724,331,801.60 = 665,825,126.40 : x
  2. Step 2: Convert to fraction form
    1,149,554,534.40/1,724,331,801.60 = 665,825,126.40/x
  3. Step 3: Cross multiply
    1,149,554,534.40x = 1,724,331,801.60 × 665,825,126.40
  4. Step 4: Simplify right side
    1,149,554,534.40x = 1,148,103,439,755,859,584
  5. Step 5: Solve for x
    x = 1,148,103,439,755,859,584/1,149,554,534.40
  6. Step 6: Final answer
    x = 998,737,689.60

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Half scale
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Double scale
Find fourth proportional to 1,149,554,535.40, 1,724,331,803.10 and 665,825,127.40
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.