Home / 72,423,462.30-108,564,334.65-29,235,023.70

Finding the Fourth Proportional to 72,423,462.30, 108,564,334.65 and 29,235,023.70

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Solution

The fourth proportional to 72,423,462.30, 108,564,334.65 and 29,235,023.70 is: 43,823,932.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,423,462.30 : 108,564,334.65 = 29,235,023.70 : x
  2. Step 2: Convert to fraction form
    72,423,462.30/108,564,334.65 = 29,235,023.70/x
  3. Step 3: Cross multiply
    72,423,462.30x = 108,564,334.65 × 29,235,023.70
  4. Step 4: Simplify right side
    72,423,462.30x = 3,173,880,896,467,481.50
  5. Step 5: Solve for x
    x = 3,173,880,896,467,481.50/72,423,462.30
  6. Step 6: Final answer
    x = 43,823,932.13

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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.