Home / 247,559,317.20-371,338,975.80-237,993,379.20

Finding the Fourth Proportional to 247,559,317.20, 371,338,975.80 and 237,993,379.20

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Solution

The fourth proportional to 247,559,317.20, 371,338,975.80 and 237,993,379.20 is: 356,990,068.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,559,317.20 : 371,338,975.80 = 237,993,379.20 : x
  2. Step 2: Convert to fraction form
    247,559,317.20/371,338,975.80 = 237,993,379.20/x
  3. Step 3: Cross multiply
    247,559,317.20x = 371,338,975.80 × 237,993,379.20
  4. Step 4: Simplify right side
    247,559,317.20x = 88,376,217,679,309,024
  5. Step 5: Solve for x
    x = 88,376,217,679,309,024/247,559,317.20
  6. Step 6: Final answer
    x = 356,990,068.80

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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.