Home / 330,233,810.60-495,348,966.30-84,589,970.60

Finding the Fourth Proportional to 330,233,810.60, 495,348,966.30 and 84,589,970.60

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Solution

The fourth proportional to 330,233,810.60, 495,348,966.30 and 84,589,970.60 is: 126,884,507.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,233,810.60 : 495,348,966.30 = 84,589,970.60 : x
  2. Step 2: Convert to fraction form
    330,233,810.60/495,348,966.30 = 84,589,970.60/x
  3. Step 3: Cross multiply
    330,233,810.60x = 495,348,966.30 × 84,589,970.60
  4. Step 4: Simplify right side
    330,233,810.60x = 41,901,554,496,057,392
  5. Step 5: Solve for x
    x = 41,901,554,496,057,392/330,233,810.60
  6. Step 6: Final answer
    x = 126,884,507.74

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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.