Home / 896,508,001.90-1,344,762,002.85-550,339,144.30

Finding the Fourth Proportional to 896,508,001.90, 1,344,762,002.85 and 550,339,144.30

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Solution

The fourth proportional to 896,508,001.90, 1,344,762,002.85 and 550,339,144.30 is: 825,508,716.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,508,001.90 : 1,344,762,002.85 = 550,339,144.30 : x
  2. Step 2: Convert to fraction form
    896,508,001.90/1,344,762,002.85 = 550,339,144.30/x
  3. Step 3: Cross multiply
    896,508,001.90x = 1,344,762,002.85 × 550,339,144.30
  4. Step 4: Simplify right side
    896,508,001.90x = 740,075,169,935,623,040
  5. Step 5: Solve for x
    x = 740,075,169,935,623,040/896,508,001.90
  6. Step 6: Final answer
    x = 825,508,716.45

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Double scale
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Similar ratio
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1.5x scale

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.