Home / 66,112,233.60-99,168,350.40-45,704,899.20

Finding the Fourth Proportional to 66,112,233.60, 99,168,350.40 and 45,704,899.20

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Solution

The fourth proportional to 66,112,233.60, 99,168,350.40 and 45,704,899.20 is: 68,557,348.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,112,233.60 : 99,168,350.40 = 45,704,899.20 : x
  2. Step 2: Convert to fraction form
    66,112,233.60/99,168,350.40 = 45,704,899.20/x
  3. Step 3: Cross multiply
    66,112,233.60x = 99,168,350.40 × 45,704,899.20
  4. Step 4: Simplify right side
    66,112,233.60x = 4,532,479,458,862,280
  5. Step 5: Solve for x
    x = 4,532,479,458,862,280/66,112,233.60
  6. Step 6: Final answer
    x = 68,557,348.80

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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.