Home / 77,677,923.41-116,532,234.42-28,494,233.39

Finding the Fourth Proportional to 77,677,923.41, 116,532,234.42 and 28,494,233.39

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Solution

The fourth proportional to 77,677,923.41, 116,532,234.42 and 28,494,233.39 is: 42,746,980.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,677,923.41 : 116,532,234.42 = 28,494,233.39 : x
  2. Step 2: Convert to fraction form
    77,677,923.41/116,532,234.42 = 28,494,233.39/x
  3. Step 3: Cross multiply
    77,677,923.41x = 116,532,234.42 × 28,494,233.39
  4. Step 4: Simplify right side
    77,677,923.41x = 3,320,496,685,313,001.50
  5. Step 5: Solve for x
    x = 3,320,496,685,313,001.50/77,677,923.41
  6. Step 6: Final answer
    x = 42,746,980.60

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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.