Home / 149,689,820.80-224,534,731.20-73,062,006.40

Finding the Fourth Proportional to 149,689,820.80, 224,534,731.20 and 73,062,006.40

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Solution

The fourth proportional to 149,689,820.80, 224,534,731.20 and 73,062,006.40 is: 109,593,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,689,820.80 : 224,534,731.20 = 73,062,006.40 : x
  2. Step 2: Convert to fraction form
    149,689,820.80/224,534,731.20 = 73,062,006.40/x
  3. Step 3: Cross multiply
    149,689,820.80x = 224,534,731.20 × 73,062,006.40
  4. Step 4: Simplify right side
    149,689,820.80x = 16,404,957,967,956,680
  5. Step 5: Solve for x
    x = 16,404,957,967,956,680/149,689,820.80
  6. Step 6: Final answer
    x = 109,593,009.60

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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.