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Finding the Fourth Proportional to 83,001,203.30, 124,277,856.15 and 83,001,203.30

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Solution

The fourth proportional to 83,001,203.30, 124,277,856.15 and 83,001,203.30 is: 124,277,856.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,001,203.30 : 124,277,856.15 = 83,001,203.30 : x
  2. Step 2: Convert to fraction form
    83,001,203.30/124,277,856.15 = 83,001,203.30/x
  3. Step 3: Cross multiply
    83,001,203.30x = 124,277,856.15 × 83,001,203.30
  4. Step 4: Simplify right side
    83,001,203.30x = 10,315,211,603,994,306
  5. Step 5: Solve for x
    x = 10,315,211,603,994,306/83,001,203.30
  6. Step 6: Final answer
    x = 124,277,856.15

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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.