Home / 80,740,268.76-121,109,262.66-37,585,335

Finding the Fourth Proportional to 80,740,268.76, 121,109,262.66 and 37,585,335

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Solution

The fourth proportional to 80,740,268.76, 121,109,262.66 and 37,585,335 is: 56,377,471.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,740,268.76 : 121,109,262.66 = 37,585,335 : x
  2. Step 2: Convert to fraction form
    80,740,268.76/121,109,262.66 = 37,585,335/x
  3. Step 3: Cross multiply
    80,740,268.76x = 121,109,262.66 × 37,585,335
  4. Step 4: Simplify right side
    80,740,268.76x = 4,551,932,208,679,091
  5. Step 5: Solve for x
    x = 4,551,932,208,679,091/80,740,268.76
  6. Step 6: Final answer
    x = 56,377,471.60

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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.