Home / 149,692,328.10-224,538,492.15-84,971,124.90

Finding the Fourth Proportional to 149,692,328.10, 224,538,492.15 and 84,971,124.90

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Solution

The fourth proportional to 149,692,328.10, 224,538,492.15 and 84,971,124.90 is: 127,456,687.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,692,328.10 : 224,538,492.15 = 84,971,124.90 : x
  2. Step 2: Convert to fraction form
    149,692,328.10/224,538,492.15 = 84,971,124.90/x
  3. Step 3: Cross multiply
    149,692,328.10x = 224,538,492.15 × 84,971,124.90
  4. Step 4: Simplify right side
    149,692,328.10x = 19,079,288,261,335,320
  5. Step 5: Solve for x
    x = 19,079,288,261,335,320/149,692,328.10
  6. Step 6: Final answer
    x = 127,456,687.35

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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.