Home / 211,552,084.13-291,941,874.73-118,732,591.97

Finding the Fourth Proportional to 211,552,084.13, 291,941,874.73 and 118,732,591.97

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Solution

The fourth proportional to 211,552,084.13, 291,941,874.73 and 118,732,591.97 is: 163,850,976.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,552,084.13 : 291,941,874.73 = 118,732,591.97 : x
  2. Step 2: Convert to fraction form
    211,552,084.13/291,941,874.73 = 118,732,591.97/x
  3. Step 3: Cross multiply
    211,552,084.13x = 291,941,874.73 × 118,732,591.97
  4. Step 4: Simplify right side
    211,552,084.13x = 34,663,015,490,388,964
  5. Step 5: Solve for x
    x = 34,663,015,490,388,964/211,552,084.13
  6. Step 6: Final answer
    x = 163,850,976.15

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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.