Home / 97,771,520.80-146,657,281.20-87,000,983.20

Finding the Fourth Proportional to 97,771,520.80, 146,657,281.20 and 87,000,983.20

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Solution

The fourth proportional to 97,771,520.80, 146,657,281.20 and 87,000,983.20 is: 130,501,474.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,771,520.80 : 146,657,281.20 = 87,000,983.20 : x
  2. Step 2: Convert to fraction form
    97,771,520.80/146,657,281.20 = 87,000,983.20/x
  3. Step 3: Cross multiply
    97,771,520.80x = 146,657,281.20 × 87,000,983.20
  4. Step 4: Simplify right side
    97,771,520.80x = 12,759,327,657,838,876
  5. Step 5: Solve for x
    x = 12,759,327,657,838,876/97,771,520.80
  6. Step 6: Final answer
    x = 130,501,474.80

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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.