Home / 66,321,025.30-99,387,059.55-48,913,380.10

Finding the Fourth Proportional to 66,321,025.30, 99,387,059.55 and 48,913,380.10

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Solution

The fourth proportional to 66,321,025.30, 99,387,059.55 and 48,913,380.10 is: 73,300,390.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,321,025.30 : 99,387,059.55 = 48,913,380.10 : x
  2. Step 2: Convert to fraction form
    66,321,025.30/99,387,059.55 = 48,913,380.10/x
  3. Step 3: Cross multiply
    66,321,025.30x = 99,387,059.55 × 48,913,380.10
  4. Step 4: Simplify right side
    66,321,025.30x = 4,861,357,020,790,485
  5. Step 5: Solve for x
    x = 4,861,357,020,790,485/66,321,025.30
  6. Step 6: Final answer
    x = 73,300,390.02

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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.