Home / 471,920,251.17-707,882,615.87-144,395,241.87

Finding the Fourth Proportional to 471,920,251.17, 707,882,615.87 and 144,395,241.87

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Solution

The fourth proportional to 471,920,251.17, 707,882,615.87 and 144,395,241.87 is: 216,593,547.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,920,251.17 : 707,882,615.87 = 144,395,241.87 : x
  2. Step 2: Convert to fraction form
    471,920,251.17/707,882,615.87 = 144,395,241.87/x
  3. Step 3: Cross multiply
    471,920,251.17x = 707,882,615.87 × 144,395,241.87
  4. Step 4: Simplify right side
    471,920,251.17x = 102,214,881,533,394,976
  5. Step 5: Solve for x
    x = 102,214,881,533,394,976/471,920,251.17
  6. Step 6: Final answer
    x = 216,593,547.91

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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.