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Finding the Fourth Proportional to 370,653,765.01, 511,500,792.13 and 203,392,824.80

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Solution

The fourth proportional to 370,653,765.01, 511,500,792.13 and 203,392,824.80 is: 280,681,328.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,653,765.01 : 511,500,792.13 = 203,392,824.80 : x
  2. Step 2: Convert to fraction form
    370,653,765.01/511,500,792.13 = 203,392,824.80/x
  3. Step 3: Cross multiply
    370,653,765.01x = 511,500,792.13 × 203,392,824.80
  4. Step 4: Simplify right side
    370,653,765.01x = 104,035,590,995,692,320
  5. Step 5: Solve for x
    x = 104,035,590,995,692,320/370,653,765.01
  6. Step 6: Final answer
    x = 280,681,328.01

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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.