Home / 66,570,030.30-99,784,186.65-25,613,643.90

Finding the Fourth Proportional to 66,570,030.30, 99,784,186.65 and 25,613,643.90

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Solution

The fourth proportional to 66,570,030.30, 99,784,186.65 and 25,613,643.90 is: 38,393,202.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,570,030.30 : 99,784,186.65 = 25,613,643.90 : x
  2. Step 2: Convert to fraction form
    66,570,030.30/99,784,186.65 = 25,613,643.90/x
  3. Step 3: Cross multiply
    66,570,030.30x = 99,784,186.65 × 25,613,643.90
  4. Step 4: Simplify right side
    66,570,030.30x = 2,555,836,623,704,234
  5. Step 5: Solve for x
    x = 2,555,836,623,704,234/66,570,030.30
  6. Step 6: Final answer
    x = 38,393,202.05

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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.