Home / 144,881,356.72-199,918,125.17-97,940,563.81

Finding the Fourth Proportional to 144,881,356.72, 199,918,125.17 and 97,940,563.81

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Solution

The fourth proportional to 144,881,356.72, 199,918,125.17 and 97,940,563.81 is: 135,145,710.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,881,356.72 : 199,918,125.17 = 97,940,563.81 : x
  2. Step 2: Convert to fraction form
    144,881,356.72/199,918,125.17 = 97,940,563.81/x
  3. Step 3: Cross multiply
    144,881,356.72x = 199,918,125.17 × 97,940,563.81
  4. Step 4: Simplify right side
    144,881,356.72x = 19,580,093,894,987,952
  5. Step 5: Solve for x
    x = 19,580,093,894,987,952/144,881,356.72
  6. Step 6: Final answer
    x = 135,145,710.52

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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.