Home / 252,732,655.20-379,098,982.80-99,383,714.40

Finding the Fourth Proportional to 252,732,655.20, 379,098,982.80 and 99,383,714.40

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Solution

The fourth proportional to 252,732,655.20, 379,098,982.80 and 99,383,714.40 is: 149,075,571.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,732,655.20 : 379,098,982.80 = 99,383,714.40 : x
  2. Step 2: Convert to fraction form
    252,732,655.20/379,098,982.80 = 99,383,714.40/x
  3. Step 3: Cross multiply
    252,732,655.20x = 379,098,982.80 × 99,383,714.40
  4. Step 4: Simplify right side
    252,732,655.20x = 37,676,265,035,925,712
  5. Step 5: Solve for x
    x = 37,676,265,035,925,712/252,732,655.20
  6. Step 6: Final answer
    x = 149,075,571.60

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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.