Home / 5,678,350,897.52-7,836,424,236.70-3,421,001,028.83

Finding the Fourth Proportional to 5,678,350,897.52, 7,836,424,236.70 and 3,421,001,028.83

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Solution

The fourth proportional to 5,678,350,897.52, 7,836,424,236.70 and 3,421,001,028.83 is: 4,721,162,157.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678,350,897.52 : 7,836,424,236.70 = 3,421,001,028.83 : x
  2. Step 2: Convert to fraction form
    5,678,350,897.52/7,836,424,236.70 = 3,421,001,028.83/x
  3. Step 3: Cross multiply
    5,678,350,897.52x = 7,836,424,236.70 × 3,421,001,028.83
  4. Step 4: Simplify right side
    5,678,350,897.52x = 26,808,415,376,051,310,592
  5. Step 5: Solve for x
    x = 26,808,415,376,051,310,592/5,678,350,897.52
  6. Step 6: Final answer
    x = 4,721,162,157.79

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.