Home / 144,010,966.19-198,713,755.14-87,466,287.34

Finding the Fourth Proportional to 144,010,966.19, 198,713,755.14 and 87,466,287.34

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Solution

The fourth proportional to 144,010,966.19, 198,713,755.14 and 87,466,287.34 is: 120,690,492.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,010,966.19 : 198,713,755.14 = 87,466,287.34 : x
  2. Step 2: Convert to fraction form
    144,010,966.19/198,713,755.14 = 87,466,287.34/x
  3. Step 3: Cross multiply
    144,010,966.19x = 198,713,755.14 × 87,466,287.34
  4. Step 4: Simplify right side
    144,010,966.19x = 17,380,754,404,492,070
  5. Step 5: Solve for x
    x = 17,380,754,404,492,070/144,010,966.19
  6. Step 6: Final answer
    x = 120,690,492.29

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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.