Home / 75,320,104.18-112,980,156.30-21,466,016.50

Finding the Fourth Proportional to 75,320,104.18, 112,980,156.30 and 21,466,016.50

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Solution

The fourth proportional to 75,320,104.18, 112,980,156.30 and 21,466,016.50 is: 32,199,024.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,320,104.18 : 112,980,156.30 = 21,466,016.50 : x
  2. Step 2: Convert to fraction form
    75,320,104.18/112,980,156.30 = 21,466,016.50/x
  3. Step 3: Cross multiply
    75,320,104.18x = 112,980,156.30 × 21,466,016.50
  4. Step 4: Simplify right side
    75,320,104.18x = 2,425,233,899,308,379
  5. Step 5: Solve for x
    x = 2,425,233,899,308,379/75,320,104.18
  6. Step 6: Final answer
    x = 32,199,024.76

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1.5x scale

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.