Home / 142,016,201.60-213,024,302.40-113,318,387.60

Finding the Fourth Proportional to 142,016,201.60, 213,024,302.40 and 113,318,387.60

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Solution

The fourth proportional to 142,016,201.60, 213,024,302.40 and 113,318,387.60 is: 169,977,581.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,016,201.60 : 213,024,302.40 = 113,318,387.60 : x
  2. Step 2: Convert to fraction form
    142,016,201.60/213,024,302.40 = 113,318,387.60/x
  3. Step 3: Cross multiply
    142,016,201.60x = 213,024,302.40 × 113,318,387.60
  4. Step 4: Simplify right side
    142,016,201.60x = 24,139,570,467,582,808
  5. Step 5: Solve for x
    x = 24,139,570,467,582,808/142,016,201.60
  6. Step 6: Final answer
    x = 169,977,581.40

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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.