Home / 83,232,011.40-124,848,017.10-68,871,294.60

Finding the Fourth Proportional to 83,232,011.40, 124,848,017.10 and 68,871,294.60

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Solution

The fourth proportional to 83,232,011.40, 124,848,017.10 and 68,871,294.60 is: 103,306,941.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,232,011.40 : 124,848,017.10 = 68,871,294.60 : x
  2. Step 2: Convert to fraction form
    83,232,011.40/124,848,017.10 = 68,871,294.60/x
  3. Step 3: Cross multiply
    83,232,011.40x = 124,848,017.10 × 68,871,294.60
  4. Step 4: Simplify right side
    83,232,011.40x = 8,598,444,565,919,937
  5. Step 5: Solve for x
    x = 8,598,444,565,919,937/83,232,011.40
  6. Step 6: Final answer
    x = 103,306,941.90

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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.