Home / 673,988,594.60-1,010,982,891.90-559,102,860.20

Finding the Fourth Proportional to 673,988,594.60, 1,010,982,891.90 and 559,102,860.20

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Solution

The fourth proportional to 673,988,594.60, 1,010,982,891.90 and 559,102,860.20 is: 838,654,290.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,988,594.60 : 1,010,982,891.90 = 559,102,860.20 : x
  2. Step 2: Convert to fraction form
    673,988,594.60/1,010,982,891.90 = 559,102,860.20/x
  3. Step 3: Cross multiply
    673,988,594.60x = 1,010,982,891.90 × 559,102,860.20
  4. Step 4: Simplify right side
    673,988,594.60x = 565,243,426,474,557,440
  5. Step 5: Solve for x
    x = 565,243,426,474,557,440/673,988,594.60
  6. Step 6: Final answer
    x = 838,654,290.30

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Double scale
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Similar ratio
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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.