Home / 198,101,060.40-297,151,590.60-61,786,225.20

Finding the Fourth Proportional to 198,101,060.40, 297,151,590.60 and 61,786,225.20

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Solution

The fourth proportional to 198,101,060.40, 297,151,590.60 and 61,786,225.20 is: 92,679,337.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,101,060.40 : 297,151,590.60 = 61,786,225.20 : x
  2. Step 2: Convert to fraction form
    198,101,060.40/297,151,590.60 = 61,786,225.20/x
  3. Step 3: Cross multiply
    198,101,060.40x = 297,151,590.60 × 61,786,225.20
  4. Step 4: Simplify right side
    198,101,060.40x = 18,359,875,095,349,804
  5. Step 5: Solve for x
    x = 18,359,875,095,349,804/198,101,060.40
  6. Step 6: Final answer
    x = 92,679,337.80

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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.