Home / 80,827,088.90-121,317,283.31-50,028,505.20

Finding the Fourth Proportional to 80,827,088.90, 121,317,283.31 and 50,028,505.20

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Solution

The fourth proportional to 80,827,088.90, 121,317,283.31 and 50,028,505.20 is: 75,090,200.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,827,088.90 : 121,317,283.31 = 50,028,505.20 : x
  2. Step 2: Convert to fraction form
    80,827,088.90/121,317,283.31 = 50,028,505.20/x
  3. Step 3: Cross multiply
    80,827,088.90x = 121,317,283.31 × 50,028,505.20
  4. Step 4: Simplify right side
    80,827,088.90x = 6,069,322,338,674,066
  5. Step 5: Solve for x
    x = 6,069,322,338,674,066/80,827,088.90
  6. Step 6: Final answer
    x = 75,090,200.84

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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.