Home / 189,024,111.40-283,536,167.10-112,307,650.60

Finding the Fourth Proportional to 189,024,111.40, 283,536,167.10 and 112,307,650.60

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Solution

The fourth proportional to 189,024,111.40, 283,536,167.10 and 112,307,650.60 is: 168,461,475.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,024,111.40 : 283,536,167.10 = 112,307,650.60 : x
  2. Step 2: Convert to fraction form
    189,024,111.40/283,536,167.10 = 112,307,650.60/x
  3. Step 3: Cross multiply
    189,024,111.40x = 283,536,167.10 × 112,307,650.60
  4. Step 4: Simplify right side
    189,024,111.40x = 31,843,280,787,130,016
  5. Step 5: Solve for x
    x = 31,843,280,787,130,016/189,024,111.40
  6. Step 6: Final answer
    x = 168,461,475.90

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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.