Home / 157,609,206.20-236,214,743.70-76,655,862.20

Finding the Fourth Proportional to 157,609,206.20, 236,214,743.70 and 76,655,862.20

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Solution

The fourth proportional to 157,609,206.20, 236,214,743.70 and 76,655,862.20 is: 114,886,974.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,609,206.20 : 236,214,743.70 = 76,655,862.20 : x
  2. Step 2: Convert to fraction form
    157,609,206.20/236,214,743.70 = 76,655,862.20/x
  3. Step 3: Cross multiply
    157,609,206.20x = 236,214,743.70 × 76,655,862.20
  4. Step 4: Simplify right side
    157,609,206.20x = 18,107,244,842,675,516
  5. Step 5: Solve for x
    x = 18,107,244,842,675,516/157,609,206.20
  6. Step 6: Final answer
    x = 114,886,974.43

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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.