Home / 157,465,999.10-236,128,139.85-60,389,443.10

Finding the Fourth Proportional to 157,465,999.10, 236,128,139.85 and 60,389,443.10

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Solution

The fourth proportional to 157,465,999.10, 236,128,139.85 and 60,389,443.10 is: 90,556,989.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,999.10 : 236,128,139.85 = 60,389,443.10 : x
  2. Step 2: Convert to fraction form
    157,465,999.10/236,128,139.85 = 60,389,443.10/x
  3. Step 3: Cross multiply
    157,465,999.10x = 236,128,139.85 × 60,389,443.10
  4. Step 4: Simplify right side
    157,465,999.10x = 14,259,646,865,780,418
  5. Step 5: Solve for x
    x = 14,259,646,865,780,418/157,465,999.10
  6. Step 6: Final answer
    x = 90,556,989.75

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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.