Home / 724,832,625.96-1,087,050,507.12-200,076,281.64

Finding the Fourth Proportional to 724,832,625.96, 1,087,050,507.12 and 200,076,281.64

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Solution

The fourth proportional to 724,832,625.96, 1,087,050,507.12 and 200,076,281.64 is: 300,059,649.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,832,625.96 : 1,087,050,507.12 = 200,076,281.64 : x
  2. Step 2: Convert to fraction form
    724,832,625.96/1,087,050,507.12 = 200,076,281.64/x
  3. Step 3: Cross multiply
    724,832,625.96x = 1,087,050,507.12 × 200,076,281.64
  4. Step 4: Simplify right side
    724,832,625.96x = 217,493,023,419,445,920
  5. Step 5: Solve for x
    x = 217,493,023,419,445,920/724,832,625.96
  6. Step 6: Final answer
    x = 300,059,649.12

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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.