Home / 683,256,021.60-1,024,884,032.40-651,511,279.20

Finding the Fourth Proportional to 683,256,021.60, 1,024,884,032.40 and 651,511,279.20

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Solution

The fourth proportional to 683,256,021.60, 1,024,884,032.40 and 651,511,279.20 is: 977,266,918.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,256,021.60 : 1,024,884,032.40 = 651,511,279.20 : x
  2. Step 2: Convert to fraction form
    683,256,021.60/1,024,884,032.40 = 651,511,279.20/x
  3. Step 3: Cross multiply
    683,256,021.60x = 1,024,884,032.40 × 651,511,279.20
  4. Step 4: Simplify right side
    683,256,021.60x = 667,723,506,980,578,304
  5. Step 5: Solve for x
    x = 667,723,506,980,578,304/683,256,021.60
  6. Step 6: Final answer
    x = 977,266,918.80

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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.