Home / 99,102,977.40-148,654,466.10-97,402,366.20

Finding the Fourth Proportional to 99,102,977.40, 148,654,466.10 and 97,402,366.20

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Solution

The fourth proportional to 99,102,977.40, 148,654,466.10 and 97,402,366.20 is: 146,103,549.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,102,977.40 : 148,654,466.10 = 97,402,366.20 : x
  2. Step 2: Convert to fraction form
    99,102,977.40/148,654,466.10 = 97,402,366.20/x
  3. Step 3: Cross multiply
    99,102,977.40x = 148,654,466.10 × 97,402,366.20
  4. Step 4: Simplify right side
    99,102,977.40x = 14,479,296,744,337,686
  5. Step 5: Solve for x
    x = 14,479,296,744,337,686/99,102,977.40
  6. Step 6: Final answer
    x = 146,103,549.30

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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.