Home / 157,612,371.28-236,213,489.93-64,130,399.46

Finding the Fourth Proportional to 157,612,371.28, 236,213,489.93 and 64,130,399.46

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Solution

The fourth proportional to 157,612,371.28, 236,213,489.93 and 64,130,399.46 is: 96,112,160.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,612,371.28 : 236,213,489.93 = 64,130,399.46 : x
  2. Step 2: Convert to fraction form
    157,612,371.28/236,213,489.93 = 64,130,399.46/x
  3. Step 3: Cross multiply
    157,612,371.28x = 236,213,489.93 × 64,130,399.46
  4. Step 4: Simplify right side
    157,612,371.28x = 15,148,465,466,730,936
  5. Step 5: Solve for x
    x = 15,148,465,466,730,936/157,612,371.28
  6. Step 6: Final answer
    x = 96,112,160.13

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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.