Home / 253,220,264.42-349,436,457.33-140,194,791.87

Finding the Fourth Proportional to 253,220,264.42, 349,436,457.33 and 140,194,791.87

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Solution

The fourth proportional to 253,220,264.42, 349,436,457.33 and 140,194,791.87 is: 193,464,656.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,220,264.42 : 349,436,457.33 = 140,194,791.87 : x
  2. Step 2: Convert to fraction form
    253,220,264.42/349,436,457.33 = 140,194,791.87/x
  3. Step 3: Cross multiply
    253,220,264.42x = 349,436,457.33 × 140,194,791.87
  4. Step 4: Simplify right side
    253,220,264.42x = 48,989,171,407,169,488
  5. Step 5: Solve for x
    x = 48,989,171,407,169,488/253,220,264.42
  6. Step 6: Final answer
    x = 193,464,656.24

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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.