Home / 586,724,129.28-808,870,245-468,049,513.68

Finding the Fourth Proportional to 586,724,129.28, 808,870,245 and 468,049,513.68

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Solution

The fourth proportional to 586,724,129.28, 808,870,245 and 468,049,513.68 is: 645,262,919.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,724,129.28 : 808,870,245 = 468,049,513.68 : x
  2. Step 2: Convert to fraction form
    586,724,129.28/808,870,245 = 468,049,513.68/x
  3. Step 3: Cross multiply
    586,724,129.28x = 808,870,245 × 468,049,513.68
  4. Step 4: Simplify right side
    586,724,129.28x = 378,591,324,802,472,448
  5. Step 5: Solve for x
    x = 378,591,324,802,472,448/586,724,129.28
  6. Step 6: Final answer
    x = 645,262,919.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.