Home / 55,296,462.40-82,944,693.60-39,172,148.80

Finding the Fourth Proportional to 55,296,462.40, 82,944,693.60 and 39,172,148.80

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Solution

The fourth proportional to 55,296,462.40, 82,944,693.60 and 39,172,148.80 is: 58,758,223.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,296,462.40 : 82,944,693.60 = 39,172,148.80 : x
  2. Step 2: Convert to fraction form
    55,296,462.40/82,944,693.60 = 39,172,148.80/x
  3. Step 3: Cross multiply
    55,296,462.40x = 82,944,693.60 × 39,172,148.80
  4. Step 4: Simplify right side
    55,296,462.40x = 3,249,121,879,869,607
  5. Step 5: Solve for x
    x = 3,249,121,879,869,607/55,296,462.40
  6. Step 6: Final answer
    x = 58,758,223.20

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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.