Home / 48,388,823.60-72,499,254.60-45,365,514.80

Finding the Fourth Proportional to 48,388,823.60, 72,499,254.60 and 45,365,514.80

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Solution

The fourth proportional to 48,388,823.60, 72,499,254.60 and 45,365,514.80 is: 67,969,538.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,388,823.60 : 72,499,254.60 = 45,365,514.80 : x
  2. Step 2: Convert to fraction form
    48,388,823.60/72,499,254.60 = 45,365,514.80/x
  3. Step 3: Cross multiply
    48,388,823.60x = 72,499,254.60 × 45,365,514.80
  4. Step 4: Simplify right side
    48,388,823.60x = 3,288,966,007,545,267.50
  5. Step 5: Solve for x
    x = 3,288,966,007,545,267.50/48,388,823.60
  6. Step 6: Final answer
    x = 67,969,538.48

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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.