Home / 168,130,280.84-252,186,453.16-45,306,626.29

Finding the Fourth Proportional to 168,130,280.84, 252,186,453.16 and 45,306,626.29

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Solution

The fourth proportional to 168,130,280.84, 252,186,453.16 and 45,306,626.29 is: 67,957,522.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,130,280.84 : 252,186,453.16 = 45,306,626.29 : x
  2. Step 2: Convert to fraction form
    168,130,280.84/252,186,453.16 = 45,306,626.29/x
  3. Step 3: Cross multiply
    168,130,280.84x = 252,186,453.16 × 45,306,626.29
  4. Step 4: Simplify right side
    168,130,280.84x = 11,425,717,387,976,978
  5. Step 5: Solve for x
    x = 11,425,717,387,976,978/168,130,280.84
  6. Step 6: Final answer
    x = 67,957,522.77

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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.