Home / 543,118,755.66-814,532,275.01-149,551,881.53

Finding the Fourth Proportional to 543,118,755.66, 814,532,275.01 and 149,551,881.53

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Solution

The fourth proportional to 543,118,755.66, 814,532,275.01 and 149,551,881.53 is: 224,287,659.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,118,755.66 : 814,532,275.01 = 149,551,881.53 : x
  2. Step 2: Convert to fraction form
    543,118,755.66/814,532,275.01 = 149,551,881.53/x
  3. Step 3: Cross multiply
    543,118,755.66x = 814,532,275.01 × 149,551,881.53
  4. Step 4: Simplify right side
    543,118,755.66x = 121,814,834,290,958,128
  5. Step 5: Solve for x
    x = 121,814,834,290,958,128/543,118,755.66
  6. Step 6: Final answer
    x = 224,287,659.05

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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.