Home / 124,472,645.20-186,702,218.52-38,211,066.64

Finding the Fourth Proportional to 124,472,645.20, 186,702,218.52 and 38,211,066.64

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Solution

The fourth proportional to 124,472,645.20, 186,702,218.52 and 38,211,066.64 is: 57,314,528.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,472,645.20 : 186,702,218.52 = 38,211,066.64 : x
  2. Step 2: Convert to fraction form
    124,472,645.20/186,702,218.52 = 38,211,066.64/x
  3. Step 3: Cross multiply
    124,472,645.20x = 186,702,218.52 × 38,211,066.64
  4. Step 4: Simplify right side
    124,472,645.20x = 7,134,090,913,703,563
  5. Step 5: Solve for x
    x = 7,134,090,913,703,563/124,472,645.20
  6. Step 6: Final answer
    x = 57,314,528.04

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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.