Home / 161,255,287.08-241,769,521.98-74,902,012.20

Finding the Fourth Proportional to 161,255,287.08, 241,769,521.98 and 74,902,012.20

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Solution

The fourth proportional to 161,255,287.08, 241,769,521.98 and 74,902,012.20 is: 112,300,340.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,255,287.08 : 241,769,521.98 = 74,902,012.20 : x
  2. Step 2: Convert to fraction form
    161,255,287.08/241,769,521.98 = 74,902,012.20/x
  3. Step 3: Cross multiply
    161,255,287.08x = 241,769,521.98 × 74,902,012.20
  4. Step 4: Simplify right side
    161,255,287.08x = 18,109,023,684,934,128
  5. Step 5: Solve for x
    x = 18,109,023,684,934,128/161,255,287.08
  6. Step 6: Final answer
    x = 112,300,340.74

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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.