Home / 925,746,543.03-1,388,755,332.03-434,509,710.78

Finding the Fourth Proportional to 925,746,543.03, 1,388,755,332.03 and 434,509,710.78

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Solution

The fourth proportional to 925,746,543.03, 1,388,755,332.03 and 434,509,710.78 is: 651,828,172.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,746,543.03 : 1,388,755,332.03 = 434,509,710.78 : x
  2. Step 2: Convert to fraction form
    925,746,543.03/1,388,755,332.03 = 434,509,710.78/x
  3. Step 3: Cross multiply
    925,746,543.03x = 1,388,755,332.03 × 434,509,710.78
  4. Step 4: Simplify right side
    925,746,543.03x = 603,427,677,664,538,112
  5. Step 5: Solve for x
    x = 603,427,677,664,538,112/925,746,543.03
  6. Step 6: Final answer
    x = 651,828,172.85

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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.