Home / 160,081,194.40-240,121,881.20-112,424,889.76

Finding the Fourth Proportional to 160,081,194.40, 240,121,881.20 and 112,424,889.76

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Solution

The fourth proportional to 160,081,194.40, 240,121,881.20 and 112,424,889.76 is: 168,637,397.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,081,194.40 : 240,121,881.20 = 112,424,889.76 : x
  2. Step 2: Convert to fraction form
    160,081,194.40/240,121,881.20 = 112,424,889.76/x
  3. Step 3: Cross multiply
    160,081,194.40x = 240,121,881.20 × 112,424,889.76
  4. Step 4: Simplify right side
    160,081,194.40x = 26,995,676,022,873,816
  5. Step 5: Solve for x
    x = 26,995,676,022,873,816/160,081,194.40
  6. Step 6: Final answer
    x = 168,637,397.57

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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.