Home / 260,636,725.76-359,668,827.20-144,750,686.72

Finding the Fourth Proportional to 260,636,725.76, 359,668,827.20 and 144,750,686.72

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Solution

The fourth proportional to 260,636,725.76, 359,668,827.20 and 144,750,686.72 is: 199,750,474.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,636,725.76 : 359,668,827.20 = 144,750,686.72 : x
  2. Step 2: Convert to fraction form
    260,636,725.76/359,668,827.20 = 144,750,686.72/x
  3. Step 3: Cross multiply
    260,636,725.76x = 359,668,827.20 × 144,750,686.72
  4. Step 4: Simplify right side
    260,636,725.76x = 52,062,309,728,977,016
  5. Step 5: Solve for x
    x = 52,062,309,728,977,016/260,636,725.76
  6. Step 6: Final answer
    x = 199,750,474.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.