Home / 547,272,479.75-822,218,334.70-350,920,590.76

Finding the Fourth Proportional to 547,272,479.75, 822,218,334.70 and 350,920,590.76

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Solution

The fourth proportional to 547,272,479.75, 822,218,334.70 and 350,920,590.76 is: 527,220,634.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,272,479.75 : 822,218,334.70 = 350,920,590.76 : x
  2. Step 2: Convert to fraction form
    547,272,479.75/822,218,334.70 = 350,920,590.76/x
  3. Step 3: Cross multiply
    547,272,479.75x = 822,218,334.70 × 350,920,590.76
  4. Step 4: Simplify right side
    547,272,479.75x = 288,533,343,743,694,528
  5. Step 5: Solve for x
    x = 288,533,343,743,694,528/547,272,479.75
  6. Step 6: Final answer
    x = 527,220,634.00

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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.