Home / 2,129,913,677.76-3,195,213,821.91-656,052,801.36

Finding the Fourth Proportional to 2,129,913,677.76, 3,195,213,821.91 and 656,052,801.36

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Solution

The fourth proportional to 2,129,913,677.76, 3,195,213,821.91 and 656,052,801.36 is: 984,184,946.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,913,677.76 : 3,195,213,821.91 = 656,052,801.36 : x
  2. Step 2: Convert to fraction form
    2,129,913,677.76/3,195,213,821.91 = 656,052,801.36/x
  3. Step 3: Cross multiply
    2,129,913,677.76x = 3,195,213,821.91 × 656,052,801.36
  4. Step 4: Simplify right side
    2,129,913,677.76x = 2,096,228,978,808,247,552
  5. Step 5: Solve for x
    x = 2,096,228,978,808,247,552/2,129,913,677.76
  6. Step 6: Final answer
    x = 984,184,946.41

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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.