Home / 105,179,304.22-157,776,889.02-31,397,258.86

Finding the Fourth Proportional to 105,179,304.22, 157,776,889.02 and 31,397,258.86

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Solution

The fourth proportional to 105,179,304.22, 157,776,889.02 and 31,397,258.86 is: 47,098,256.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,179,304.22 : 157,776,889.02 = 31,397,258.86 : x
  2. Step 2: Convert to fraction form
    105,179,304.22/157,776,889.02 = 31,397,258.86/x
  3. Step 3: Cross multiply
    105,179,304.22x = 157,776,889.02 × 31,397,258.86
  4. Step 4: Simplify right side
    105,179,304.22x = 4,953,761,826,686,432
  5. Step 5: Solve for x
    x = 4,953,761,826,686,432/105,179,304.22
  6. Step 6: Final answer
    x = 47,098,256.29

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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.