Home / 28,496,131,902.50-39,308,323,839.28-17,772,635,311.08

Finding the Fourth Proportional to 28,496,131,902.50, 39,308,323,839.28 and 17,772,635,311.08

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Solution

The fourth proportional to 28,496,131,902.50, 39,308,323,839.28 and 17,772,635,311.08 is: 24,516,046,833.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,496,131,902.50 : 39,308,323,839.28 = 17,772,635,311.08 : x
  2. Step 2: Convert to fraction form
    28,496,131,902.50/39,308,323,839.28 = 17,772,635,311.08/x
  3. Step 3: Cross multiply
    28,496,131,902.50x = 39,308,323,839.28 × 17,772,635,311.08
  4. Step 4: Simplify right side
    28,496,131,902.50x = 698,612,504,285,355,573,248
  5. Step 5: Solve for x
    x = 698,612,504,285,355,573,248/28,496,131,902.50
  6. Step 6: Final answer
    x = 24,516,046,833.15

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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.