Home / 876,334,182.38-1,209,341,432.04-474,447,851.16

Finding the Fourth Proportional to 876,334,182.38, 1,209,341,432.04 and 474,447,851.16

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Solution

The fourth proportional to 876,334,182.38, 1,209,341,432.04 and 474,447,851.16 is: 654,738,175.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,334,182.38 : 1,209,341,432.04 = 474,447,851.16 : x
  2. Step 2: Convert to fraction form
    876,334,182.38/1,209,341,432.04 = 474,447,851.16/x
  3. Step 3: Cross multiply
    876,334,182.38x = 1,209,341,432.04 × 474,447,851.16
  4. Step 4: Simplify right side
    876,334,182.38x = 573,769,443,754,876,800
  5. Step 5: Solve for x
    x = 573,769,443,754,876,800/876,334,182.38
  6. Step 6: Final answer
    x = 654,738,175.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.