Home / 149,826,720.20-224,782,070.70-73,152,249.80

Finding the Fourth Proportional to 149,826,720.20, 224,782,070.70 and 73,152,249.80

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Solution

The fourth proportional to 149,826,720.20, 224,782,070.70 and 73,152,249.80 is: 109,748,876.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,826,720.20 : 224,782,070.70 = 73,152,249.80 : x
  2. Step 2: Convert to fraction form
    149,826,720.20/224,782,070.70 = 73,152,249.80/x
  3. Step 3: Cross multiply
    149,826,720.20x = 224,782,070.70 × 73,152,249.80
  4. Step 4: Simplify right side
    149,826,720.20x = 16,443,314,186,407,660
  5. Step 5: Solve for x
    x = 16,443,314,186,407,660/149,826,720.20
  6. Step 6: Final answer
    x = 109,748,876.33

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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.