Home / 309,093,217.98-463,657,500.90-87,747,244.54

Finding the Fourth Proportional to 309,093,217.98, 463,657,500.90 and 87,747,244.54

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Solution

The fourth proportional to 309,093,217.98, 463,657,500.90 and 87,747,244.54 is: 131,625,884.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,093,217.98 : 463,657,500.90 = 87,747,244.54 : x
  2. Step 2: Convert to fraction form
    309,093,217.98/463,657,500.90 = 87,747,244.54/x
  3. Step 3: Cross multiply
    309,093,217.98x = 463,657,500.90 × 87,747,244.54
  4. Step 4: Simplify right side
    309,093,217.98x = 40,684,668,114,671,440
  5. Step 5: Solve for x
    x = 40,684,668,114,671,440/309,093,217.98
  6. Step 6: Final answer
    x = 131,625,884.19

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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.