Home / 66,488,321.60-99,648,501.60-32,336,129.60

Finding the Fourth Proportional to 66,488,321.60, 99,648,501.60 and 32,336,129.60

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Solution

The fourth proportional to 66,488,321.60, 99,648,501.60 and 32,336,129.60 is: 48,463,350.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,488,321.60 : 99,648,501.60 = 32,336,129.60 : x
  2. Step 2: Convert to fraction form
    66,488,321.60/99,648,501.60 = 32,336,129.60/x
  3. Step 3: Cross multiply
    66,488,321.60x = 99,648,501.60 × 32,336,129.60
  4. Step 4: Simplify right side
    66,488,321.60x = 3,222,246,862,183,407.50
  5. Step 5: Solve for x
    x = 3,222,246,862,183,407.50/66,488,321.60
  6. Step 6: Final answer
    x = 48,463,350.93

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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.