Home / 113,620,475.30-170,437,887.52-48,029,381.91

Finding the Fourth Proportional to 113,620,475.30, 170,437,887.52 and 48,029,381.91

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Solution

The fourth proportional to 113,620,475.30, 170,437,887.52 and 48,029,381.91 is: 72,047,105.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,620,475.30 : 170,437,887.52 = 48,029,381.91 : x
  2. Step 2: Convert to fraction form
    113,620,475.30/170,437,887.52 = 48,029,381.91/x
  3. Step 3: Cross multiply
    113,620,475.30x = 170,437,887.52 × 48,029,381.91
  4. Step 4: Simplify right side
    113,620,475.30x = 8,186,026,391,511,629
  5. Step 5: Solve for x
    x = 8,186,026,391,511,629/113,620,475.30
  6. Step 6: Final answer
    x = 72,047,105.68

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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.