Home / 145,297,961.32-217,947,744.68-36,123,132.48

Finding the Fourth Proportional to 145,297,961.32, 217,947,744.68 and 36,123,132.48

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Solution

The fourth proportional to 145,297,961.32, 217,947,744.68 and 36,123,132.48 is: 54,184,898.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,297,961.32 : 217,947,744.68 = 36,123,132.48 : x
  2. Step 2: Convert to fraction form
    145,297,961.32/217,947,744.68 = 36,123,132.48/x
  3. Step 3: Cross multiply
    145,297,961.32x = 217,947,744.68 × 36,123,132.48
  4. Step 4: Simplify right side
    145,297,961.32x = 7,872,955,254,792,855
  5. Step 5: Solve for x
    x = 7,872,955,254,792,855/145,297,961.32
  6. Step 6: Final answer
    x = 54,184,898.28

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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.