Home / 398,575,442.40-597,863,163.60-244,722,616.80

Finding the Fourth Proportional to 398,575,442.40, 597,863,163.60 and 244,722,616.80

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Solution

The fourth proportional to 398,575,442.40, 597,863,163.60 and 244,722,616.80 is: 367,083,925.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,575,442.40 : 597,863,163.60 = 244,722,616.80 : x
  2. Step 2: Convert to fraction form
    398,575,442.40/597,863,163.60 = 244,722,616.80/x
  3. Step 3: Cross multiply
    398,575,442.40x = 597,863,163.60 × 244,722,616.80
  4. Step 4: Simplify right side
    398,575,442.40x = 146,310,637,884,518,528
  5. Step 5: Solve for x
    x = 146,310,637,884,518,528/398,575,442.40
  6. Step 6: Final answer
    x = 367,083,925.20

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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.