Home / 262,214,061.60-361,855,347.12-144,739,361.28

Finding the Fourth Proportional to 262,214,061.60, 361,855,347.12 and 144,739,361.28

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Solution

The fourth proportional to 262,214,061.60, 361,855,347.12 and 144,739,361.28 is: 199,740,286.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,214,061.60 : 361,855,347.12 = 144,739,361.28 : x
  2. Step 2: Convert to fraction form
    262,214,061.60/361,855,347.12 = 144,739,361.28/x
  3. Step 3: Cross multiply
    262,214,061.60x = 361,855,347.12 × 144,739,361.28
  4. Step 4: Simplify right side
    262,214,061.60x = 52,374,711,817,901,488
  5. Step 5: Solve for x
    x = 52,374,711,817,901,488/262,214,061.60
  6. Step 6: Final answer
    x = 199,740,286.61

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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.