Home / 586,724,109.26-808,870,217.42-468,049,493.72

Finding the Fourth Proportional to 586,724,109.26, 808,870,217.42 and 468,049,493.72

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Solution

The fourth proportional to 586,724,109.26, 808,870,217.42 and 468,049,493.72 is: 645,262,892.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,724,109.26 : 808,870,217.42 = 468,049,493.72 : x
  2. Step 2: Convert to fraction form
    586,724,109.26/808,870,217.42 = 468,049,493.72/x
  3. Step 3: Cross multiply
    586,724,109.26x = 808,870,217.42 × 468,049,493.72
  4. Step 4: Simplify right side
    586,724,109.26x = 378,591,295,748,617,344
  5. Step 5: Solve for x
    x = 378,591,295,748,617,344/586,724,109.26
  6. Step 6: Final answer
    x = 645,262,892.34

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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.