Home / 113,670,500.30-170,505,750.45-102,191,374.70

Finding the Fourth Proportional to 113,670,500.30, 170,505,750.45 and 102,191,374.70

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Solution

The fourth proportional to 113,670,500.30, 170,505,750.45 and 102,191,374.70 is: 153,287,062.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,670,500.30 : 170,505,750.45 = 102,191,374.70 : x
  2. Step 2: Convert to fraction form
    113,670,500.30/170,505,750.45 = 102,191,374.70/x
  3. Step 3: Cross multiply
    113,670,500.30x = 170,505,750.45 × 102,191,374.70
  4. Step 4: Simplify right side
    113,670,500.30x = 17,424,217,032,740,642
  5. Step 5: Solve for x
    x = 17,424,217,032,740,642/113,670,500.30
  6. Step 6: Final answer
    x = 153,287,062.05

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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.