Home / 162,278,221.79-242,835,477.29-140,493,534.23

Finding the Fourth Proportional to 162,278,221.79, 242,835,477.29 and 140,493,534.23

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Solution

The fourth proportional to 162,278,221.79, 242,835,477.29 and 140,493,534.23 is: 210,236,555.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,278,221.79 : 242,835,477.29 = 140,493,534.23 : x
  2. Step 2: Convert to fraction form
    162,278,221.79/242,835,477.29 = 140,493,534.23/x
  3. Step 3: Cross multiply
    162,278,221.79x = 242,835,477.29 × 140,493,534.23
  4. Step 4: Simplify right side
    162,278,221.79x = 34,116,814,441,332,472
  5. Step 5: Solve for x
    x = 34,116,814,441,332,472/162,278,221.79
  6. Step 6: Final answer
    x = 210,236,555.86

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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.