Home / 330,460,818.40-495,765,877.20-194,075,999.20

Finding the Fourth Proportional to 330,460,818.40, 495,765,877.20 and 194,075,999.20

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Solution

The fourth proportional to 330,460,818.40, 495,765,877.20 and 194,075,999.20 is: 291,157,839.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,460,818.40 : 495,765,877.20 = 194,075,999.20 : x
  2. Step 2: Convert to fraction form
    330,460,818.40/495,765,877.20 = 194,075,999.20/x
  3. Step 3: Cross multiply
    330,460,818.40x = 495,765,877.20 × 194,075,999.20
  4. Step 4: Simplify right side
    330,460,818.40x = 96,216,257,986,854,496
  5. Step 5: Solve for x
    x = 96,216,257,986,854,496/330,460,818.40
  6. Step 6: Final answer
    x = 291,157,839.69

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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.