Home / 614,304,844.40-921,457,266.60-396,626,610.80

Finding the Fourth Proportional to 614,304,844.40, 921,457,266.60 and 396,626,610.80

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Solution

The fourth proportional to 614,304,844.40, 921,457,266.60 and 396,626,610.80 is: 594,939,916.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,304,844.40 : 921,457,266.60 = 396,626,610.80 : x
  2. Step 2: Convert to fraction form
    614,304,844.40/921,457,266.60 = 396,626,610.80/x
  3. Step 3: Cross multiply
    614,304,844.40x = 921,457,266.60 × 396,626,610.80
  4. Step 4: Simplify right side
    614,304,844.40x = 365,474,472,648,590,080
  5. Step 5: Solve for x
    x = 365,474,472,648,590,080/614,304,844.40
  6. Step 6: Final answer
    x = 594,939,916.20

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1.5x scale

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.