Home / 471,920,300.75-707,882,690.07-144,395,291.47

Finding the Fourth Proportional to 471,920,300.75, 707,882,690.07 and 144,395,291.47

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Solution

The fourth proportional to 471,920,300.75, 707,882,690.07 and 144,395,291.47 is: 216,593,622.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,920,300.75 : 707,882,690.07 = 144,395,291.47 : x
  2. Step 2: Convert to fraction form
    471,920,300.75/707,882,690.07 = 144,395,291.47/x
  3. Step 3: Cross multiply
    471,920,300.75x = 707,882,690.07 × 144,395,291.47
  4. Step 4: Simplify right side
    471,920,300.75x = 102,214,927,359,225,328
  5. Step 5: Solve for x
    x = 102,214,927,359,225,328/471,920,300.75
  6. Step 6: Final answer
    x = 216,593,622.26

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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.