Home / 83,001,339.90-124,502,009.85-48,563,963.10

Finding the Fourth Proportional to 83,001,339.90, 124,502,009.85 and 48,563,963.10

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Solution

The fourth proportional to 83,001,339.90, 124,502,009.85 and 48,563,963.10 is: 72,845,944.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,001,339.90 : 124,502,009.85 = 48,563,963.10 : x
  2. Step 2: Convert to fraction form
    83,001,339.90/124,502,009.85 = 48,563,963.10/x
  3. Step 3: Cross multiply
    83,001,339.90x = 124,502,009.85 × 48,563,963.10
  4. Step 4: Simplify right side
    83,001,339.90x = 6,046,311,012,231,236
  5. Step 5: Solve for x
    x = 6,046,311,012,231,236/83,001,339.90
  6. Step 6: Final answer
    x = 72,845,944.65

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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.