Home / 746,755,790.40-1,120,133,685.60-359,335,301.40

Finding the Fourth Proportional to 746,755,790.40, 1,120,133,685.60 and 359,335,301.40

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Solution

The fourth proportional to 746,755,790.40, 1,120,133,685.60 and 359,335,301.40 is: 539,002,952.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,755,790.40 : 1,120,133,685.60 = 359,335,301.40 : x
  2. Step 2: Convert to fraction form
    746,755,790.40/1,120,133,685.60 = 359,335,301.40/x
  3. Step 3: Cross multiply
    746,755,790.40x = 1,120,133,685.60 × 359,335,301.40
  4. Step 4: Simplify right side
    746,755,790.40x = 402,503,575,523,368,768
  5. Step 5: Solve for x
    x = 402,503,575,523,368,768/746,755,790.40
  6. Step 6: Final answer
    x = 539,002,952.10

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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.