Home / 157,571,867.28-236,389,688.98-55,343,876.52

Finding the Fourth Proportional to 157,571,867.28, 236,389,688.98 and 55,343,876.52

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Solution

The fourth proportional to 157,571,867.28, 236,389,688.98 and 55,343,876.52 is: 83,027,014.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,571,867.28 : 236,389,688.98 = 55,343,876.52 : x
  2. Step 2: Convert to fraction form
    157,571,867.28/236,389,688.98 = 55,343,876.52/x
  3. Step 3: Cross multiply
    157,571,867.28x = 236,389,688.98 × 55,343,876.52
  4. Step 4: Simplify right side
    157,571,867.28x = 13,082,721,757,510,324
  5. Step 5: Solve for x
    x = 13,082,721,757,510,324/157,571,867.28
  6. Step 6: Final answer
    x = 83,027,014.81

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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.