Home / 367,427,216.80-551,140,825.20-163,353,872.80

Finding the Fourth Proportional to 367,427,216.80, 551,140,825.20 and 163,353,872.80

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Solution

The fourth proportional to 367,427,216.80, 551,140,825.20 and 163,353,872.80 is: 245,030,809.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,427,216.80 : 551,140,825.20 = 163,353,872.80 : x
  2. Step 2: Convert to fraction form
    367,427,216.80/551,140,825.20 = 163,353,872.80/x
  3. Step 3: Cross multiply
    367,427,216.80x = 551,140,825.20 × 163,353,872.80
  4. Step 4: Simplify right side
    367,427,216.80x = 90,030,988,254,607,856
  5. Step 5: Solve for x
    x = 90,030,988,254,607,856/367,427,216.80
  6. Step 6: Final answer
    x = 245,030,809.20

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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.