Home / 252,970,865.72-349,109,327.74-141,461,455.10

Finding the Fourth Proportional to 252,970,865.72, 349,109,327.74 and 141,461,455.10

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Solution

The fourth proportional to 252,970,865.72, 349,109,327.74 and 141,461,455.10 is: 195,222,138.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,970,865.72 : 349,109,327.74 = 141,461,455.10 : x
  2. Step 2: Convert to fraction form
    252,970,865.72/349,109,327.74 = 141,461,455.10/x
  3. Step 3: Cross multiply
    252,970,865.72x = 349,109,327.74 × 141,461,455.10
  4. Step 4: Simplify right side
    252,970,865.72x = 49,385,513,492,487,792
  5. Step 5: Solve for x
    x = 49,385,513,492,487,792/252,970,865.72
  6. Step 6: Final answer
    x = 195,222,138.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.