Home / 97,858,475.80-146,899,688.10-57,491,704.60

Finding the Fourth Proportional to 97,858,475.80, 146,899,688.10 and 57,491,704.60

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Solution

The fourth proportional to 97,858,475.80, 146,899,688.10 and 57,491,704.60 is: 86,303,341.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,858,475.80 : 146,899,688.10 = 57,491,704.60 : x
  2. Step 2: Convert to fraction form
    97,858,475.80/146,899,688.10 = 57,491,704.60/x
  3. Step 3: Cross multiply
    97,858,475.80x = 146,899,688.10 × 57,491,704.60
  4. Step 4: Simplify right side
    97,858,475.80x = 8,445,513,474,077,335
  5. Step 5: Solve for x
    x = 8,445,513,474,077,335/97,858,475.80
  6. Step 6: Final answer
    x = 86,303,341.69

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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.