Home / 456,240,672.30-684,361,008.45-149,542,790.70

Finding the Fourth Proportional to 456,240,672.30, 684,361,008.45 and 149,542,790.70

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Solution

The fourth proportional to 456,240,672.30, 684,361,008.45 and 149,542,790.70 is: 224,314,186.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,240,672.30 : 684,361,008.45 = 149,542,790.70 : x
  2. Step 2: Convert to fraction form
    456,240,672.30/684,361,008.45 = 149,542,790.70/x
  3. Step 3: Cross multiply
    456,240,672.30x = 684,361,008.45 × 149,542,790.70
  4. Step 4: Simplify right side
    456,240,672.30x = 102,341,255,049,879,280
  5. Step 5: Solve for x
    x = 102,341,255,049,879,280/456,240,672.30
  6. Step 6: Final answer
    x = 224,314,186.05

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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.