Home / 674,784,061.20-1,010,160,552.60-402,014,422.80

Finding the Fourth Proportional to 674,784,061.20, 1,010,160,552.60 and 402,014,422.80

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Solution

The fourth proportional to 674,784,061.20, 1,010,160,552.60 and 402,014,422.80 is: 601,820,841.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,784,061.20 : 1,010,160,552.60 = 402,014,422.80 : x
  2. Step 2: Convert to fraction form
    674,784,061.20/1,010,160,552.60 = 402,014,422.80/x
  3. Step 3: Cross multiply
    674,784,061.20x = 1,010,160,552.60 × 402,014,422.80
  4. Step 4: Simplify right side
    674,784,061.20x = 406,099,111,488,818,048
  5. Step 5: Solve for x
    x = 406,099,111,488,818,048/674,784,061.20
  6. Step 6: Final answer
    x = 601,820,841.42

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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.