Home / 264,832,312.32-397,305,646.40-80,614,193.76

Finding the Fourth Proportional to 264,832,312.32, 397,305,646.40 and 80,614,193.76

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Solution

The fourth proportional to 264,832,312.32, 397,305,646.40 and 80,614,193.76 is: 120,938,695.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,832,312.32 : 397,305,646.40 = 80,614,193.76 : x
  2. Step 2: Convert to fraction form
    264,832,312.32/397,305,646.40 = 80,614,193.76/x
  3. Step 3: Cross multiply
    264,832,312.32x = 397,305,646.40 × 80,614,193.76
  4. Step 4: Simplify right side
    264,832,312.32x = 32,028,474,360,831,648
  5. Step 5: Solve for x
    x = 32,028,474,360,831,648/264,832,312.32
  6. Step 6: Final answer
    x = 120,938,695.43

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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.