Home / 2,158,409,663.87-3,237,923,337.98-664,567,603.38

Finding the Fourth Proportional to 2,158,409,663.87, 3,237,923,337.98 and 664,567,603.38

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Solution

The fourth proportional to 2,158,409,663.87, 3,237,923,337.98 and 664,567,603.38 is: 996,946,496.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,409,663.87 : 3,237,923,337.98 = 664,567,603.38 : x
  2. Step 2: Convert to fraction form
    2,158,409,663.87/3,237,923,337.98 = 664,567,603.38/x
  3. Step 3: Cross multiply
    2,158,409,663.87x = 3,237,923,337.98 × 664,567,603.38
  4. Step 4: Simplify right side
    2,158,409,663.87x = 2,151,818,952,646,215,424
  5. Step 5: Solve for x
    x = 2,151,818,952,646,215,424/2,158,409,663.87
  6. Step 6: Final answer
    x = 996,946,496.61

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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.