Home / 508,470,331.17-762,940,063.47-232,206,234.93

Finding the Fourth Proportional to 508,470,331.17, 762,940,063.47 and 232,206,234.93

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Solution

The fourth proportional to 508,470,331.17, 762,940,063.47 and 232,206,234.93 is: 348,416,473.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,470,331.17 : 762,940,063.47 = 232,206,234.93 : x
  2. Step 2: Convert to fraction form
    508,470,331.17/762,940,063.47 = 232,206,234.93/x
  3. Step 3: Cross multiply
    508,470,331.17x = 762,940,063.47 × 232,206,234.93
  4. Step 4: Simplify right side
    508,470,331.17x = 177,159,439,615,623,936
  5. Step 5: Solve for x
    x = 177,159,439,615,623,936/508,470,331.17
  6. Step 6: Final answer
    x = 348,416,473.40

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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.