Home / 45,688,136.40-68,532,204.60-43,672,597.20

Finding the Fourth Proportional to 45,688,136.40, 68,532,204.60 and 43,672,597.20

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Solution

The fourth proportional to 45,688,136.40, 68,532,204.60 and 43,672,597.20 is: 65,508,895.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,688,136.40 : 68,532,204.60 = 43,672,597.20 : x
  2. Step 2: Convert to fraction form
    45,688,136.40/68,532,204.60 = 43,672,597.20/x
  3. Step 3: Cross multiply
    45,688,136.40x = 68,532,204.60 × 43,672,597.20
  4. Step 4: Simplify right side
    45,688,136.40x = 2,992,979,366,723,787
  5. Step 5: Solve for x
    x = 2,992,979,366,723,787/45,688,136.40
  6. Step 6: Final answer
    x = 65,508,895.80

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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.