Home / 896,508,001.40-1,344,762,002.10-550,339,143.80

Finding the Fourth Proportional to 896,508,001.40, 1,344,762,002.10 and 550,339,143.80

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Solution

The fourth proportional to 896,508,001.40, 1,344,762,002.10 and 550,339,143.80 is: 825,508,715.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,508,001.40 : 1,344,762,002.10 = 550,339,143.80 : x
  2. Step 2: Convert to fraction form
    896,508,001.40/1,344,762,002.10 = 550,339,143.80/x
  3. Step 3: Cross multiply
    896,508,001.40x = 1,344,762,002.10 × 550,339,143.80
  4. Step 4: Simplify right side
    896,508,001.40x = 740,075,168,850,487,680
  5. Step 5: Solve for x
    x = 740,075,168,850,487,680/896,508,001.40
  6. Step 6: Final answer
    x = 825,508,715.70

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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.