Home / 924,372,279.60-1,273,489,837.08-645,472,042.80

Finding the Fourth Proportional to 924,372,279.60, 1,273,489,837.08 and 645,472,042.80

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Solution

The fourth proportional to 924,372,279.60, 1,273,489,837.08 and 645,472,042.80 is: 889,254,367.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,372,279.60 : 1,273,489,837.08 = 645,472,042.80 : x
  2. Step 2: Convert to fraction form
    924,372,279.60/1,273,489,837.08 = 645,472,042.80/x
  3. Step 3: Cross multiply
    924,372,279.60x = 1,273,489,837.08 × 645,472,042.80
  4. Step 4: Simplify right side
    924,372,279.60x = 822,002,086,625,066,624
  5. Step 5: Solve for x
    x = 822,002,086,625,066,624/924,372,279.60
  6. Step 6: Final answer
    x = 889,254,367.28

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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.