Home / 109,729,007.70-164,518,861.95-52,248,815.70

Finding the Fourth Proportional to 109,729,007.70, 164,518,861.95 and 52,248,815.70

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Solution

The fourth proportional to 109,729,007.70, 164,518,861.95 and 52,248,815.70 is: 78,337,678.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,729,007.70 : 164,518,861.95 = 52,248,815.70 : x
  2. Step 2: Convert to fraction form
    109,729,007.70/164,518,861.95 = 52,248,815.70/x
  3. Step 3: Cross multiply
    109,729,007.70x = 164,518,861.95 × 52,248,815.70
  4. Step 4: Simplify right side
    109,729,007.70x = 8,595,915,697,199,292
  5. Step 5: Solve for x
    x = 8,595,915,697,199,292/109,729,007.70
  6. Step 6: Final answer
    x = 78,337,678.23

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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.