Home / 489,898,805.10-734,848,207.65-367,454,798.70

Finding the Fourth Proportional to 489,898,805.10, 734,848,207.65 and 367,454,798.70

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Solution

The fourth proportional to 489,898,805.10, 734,848,207.65 and 367,454,798.70 is: 551,182,198.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,898,805.10 : 734,848,207.65 = 367,454,798.70 : x
  2. Step 2: Convert to fraction form
    489,898,805.10/734,848,207.65 = 367,454,798.70/x
  3. Step 3: Cross multiply
    489,898,805.10x = 734,848,207.65 × 367,454,798.70
  4. Step 4: Simplify right side
    489,898,805.10x = 270,023,500,217,086,528
  5. Step 5: Solve for x
    x = 270,023,500,217,086,528/489,898,805.10
  6. Step 6: Final answer
    x = 551,182,198.05

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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.