Home / 137,027,643.40-205,459,378.23-43,614,265.93

Finding the Fourth Proportional to 137,027,643.40, 205,459,378.23 and 43,614,265.93

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Solution

The fourth proportional to 137,027,643.40, 205,459,378.23 and 43,614,265.93 is: 65,395,271.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,027,643.40 : 205,459,378.23 = 43,614,265.93 : x
  2. Step 2: Convert to fraction form
    137,027,643.40/205,459,378.23 = 43,614,265.93/x
  3. Step 3: Cross multiply
    137,027,643.40x = 205,459,378.23 × 43,614,265.93
  4. Step 4: Simplify right side
    137,027,643.40x = 8,960,959,959,585,578
  5. Step 5: Solve for x
    x = 8,960,959,959,585,578/137,027,643.40
  6. Step 6: Final answer
    x = 65,395,271.62

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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.