Home / 146,424,550.91-202,078,663.92-80,357,799.60

Finding the Fourth Proportional to 146,424,550.91, 202,078,663.92 and 80,357,799.60

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Solution

The fourth proportional to 146,424,550.91, 202,078,663.92 and 80,357,799.60 is: 110,900,779.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,424,550.91 : 202,078,663.92 = 80,357,799.60 : x
  2. Step 2: Convert to fraction form
    146,424,550.91/202,078,663.92 = 80,357,799.60/x
  3. Step 3: Cross multiply
    146,424,550.91x = 202,078,663.92 × 80,357,799.60
  4. Step 4: Simplify right side
    146,424,550.91x = 16,238,596,778,719,108
  5. Step 5: Solve for x
    x = 16,238,596,778,719,108/146,424,550.91
  6. Step 6: Final answer
    x = 110,900,779.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.