Home / 4,288,988,194.11-6,429,797,670.17-1,490,593,166.87

Finding the Fourth Proportional to 4,288,988,194.11, 6,429,797,670.17 and 1,490,593,166.87

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Solution

The fourth proportional to 4,288,988,194.11, 6,429,797,670.17 and 1,490,593,166.87 is: 2,234,609,198.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288,988,194.11 : 6,429,797,670.17 = 1,490,593,166.87 : x
  2. Step 2: Convert to fraction form
    4,288,988,194.11/6,429,797,670.17 = 1,490,593,166.87/x
  3. Step 3: Cross multiply
    4,288,988,194.11x = 6,429,797,670.17 × 1,490,593,166.87
  4. Step 4: Simplify right side
    4,288,988,194.11x = 9,584,212,471,472,445,440
  5. Step 5: Solve for x
    x = 9,584,212,471,472,445,440/4,288,988,194.11
  6. Step 6: Final answer
    x = 2,234,609,198.65

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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.