Home / 240,543,129.55-360,867,838.41-87,185,200.18

Finding the Fourth Proportional to 240,543,129.55, 360,867,838.41 and 87,185,200.18

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Solution

The fourth proportional to 240,543,129.55, 360,867,838.41 and 87,185,200.18 is: 130,797,062.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,543,129.55 : 360,867,838.41 = 87,185,200.18 : x
  2. Step 2: Convert to fraction form
    240,543,129.55/360,867,838.41 = 87,185,200.18/x
  3. Step 3: Cross multiply
    240,543,129.55x = 360,867,838.41 × 87,185,200.18
  4. Step 4: Simplify right side
    240,543,129.55x = 31,462,334,730,299,748
  5. Step 5: Solve for x
    x = 31,462,334,730,299,748/240,543,129.55
  6. Step 6: Final answer
    x = 130,797,062.42

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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.