Home / 198,152,275.79-297,205,318.97-52,597,146.89

Finding the Fourth Proportional to 198,152,275.79, 297,205,318.97 and 52,597,146.89

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Solution

The fourth proportional to 198,152,275.79, 297,205,318.97 and 52,597,146.89 is: 78,889,590.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,152,275.79 : 297,205,318.97 = 52,597,146.89 : x
  2. Step 2: Convert to fraction form
    198,152,275.79/297,205,318.97 = 52,597,146.89/x
  3. Step 3: Cross multiply
    198,152,275.79x = 297,205,318.97 × 52,597,146.89
  4. Step 4: Simplify right side
    198,152,275.79x = 15,632,151,819,031,660
  5. Step 5: Solve for x
    x = 15,632,151,819,031,660/198,152,275.79
  6. Step 6: Final answer
    x = 78,889,590.12

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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.