Home / 57,677,760.30-86,516,640.45-53,298,317.10

Finding the Fourth Proportional to 57,677,760.30, 86,516,640.45 and 53,298,317.10

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Solution

The fourth proportional to 57,677,760.30, 86,516,640.45 and 53,298,317.10 is: 79,947,475.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,677,760.30 : 86,516,640.45 = 53,298,317.10 : x
  2. Step 2: Convert to fraction form
    57,677,760.30/86,516,640.45 = 53,298,317.10/x
  3. Step 3: Cross multiply
    57,677,760.30x = 86,516,640.45 × 53,298,317.10
  4. Step 4: Simplify right side
    57,677,760.30x = 4,611,191,337,130,787
  5. Step 5: Solve for x
    x = 4,611,191,337,130,787/57,677,760.30
  6. Step 6: Final answer
    x = 79,947,475.65

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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.