Home / 88,032,001.80-131,749,404.30-77,282,459.40

Finding the Fourth Proportional to 88,032,001.80, 131,749,404.30 and 77,282,459.40

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Solution

The fourth proportional to 88,032,001.80, 131,749,404.30 and 77,282,459.40 is: 115,661,552.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,032,001.80 : 131,749,404.30 = 77,282,459.40 : x
  2. Step 2: Convert to fraction form
    88,032,001.80/131,749,404.30 = 77,282,459.40/x
  3. Step 3: Cross multiply
    88,032,001.80x = 131,749,404.30 × 77,282,459.40
  4. Step 4: Simplify right side
    88,032,001.80x = 10,181,917,988,788,936
  5. Step 5: Solve for x
    x = 10,181,917,988,788,936/88,032,001.80
  6. Step 6: Final answer
    x = 115,661,552.40

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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.