Home / 543,018,081.30-814,527,121.95-500,502,801.30

Finding the Fourth Proportional to 543,018,081.30, 814,527,121.95 and 500,502,801.30

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Solution

The fourth proportional to 543,018,081.30, 814,527,121.95 and 500,502,801.30 is: 750,754,201.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,018,081.30 : 814,527,121.95 = 500,502,801.30 : x
  2. Step 2: Convert to fraction form
    543,018,081.30/814,527,121.95 = 500,502,801.30/x
  3. Step 3: Cross multiply
    543,018,081.30x = 814,527,121.95 × 500,502,801.30
  4. Step 4: Simplify right side
    543,018,081.30x = 407,673,106,270,801,728
  5. Step 5: Solve for x
    x = 407,673,106,270,801,728/543,018,081.30
  6. Step 6: Final answer
    x = 750,754,201.95

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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.