Home / 462,009,990.92-693,016,167.90-116,963,654.84

Finding the Fourth Proportional to 462,009,990.92, 693,016,167.90 and 116,963,654.84

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Solution

The fourth proportional to 462,009,990.92, 693,016,167.90 and 116,963,654.84 is: 175,445,781.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,009,990.92 : 693,016,167.90 = 116,963,654.84 : x
  2. Step 2: Convert to fraction form
    462,009,990.92/693,016,167.90 = 116,963,654.84/x
  3. Step 3: Cross multiply
    462,009,990.92x = 693,016,167.90 × 116,963,654.84
  4. Step 4: Simplify right side
    462,009,990.92x = 81,057,703,860,795,088
  5. Step 5: Solve for x
    x = 81,057,703,860,795,088/462,009,990.92
  6. Step 6: Final answer
    x = 175,445,781.38

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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.