Home / 275,342,753.64-412,892,932.41-145,920,041.22

Finding the Fourth Proportional to 275,342,753.64, 412,892,932.41 and 145,920,041.22

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Solution

The fourth proportional to 275,342,753.64, 412,892,932.41 and 145,920,041.22 is: 218,815,831.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,342,753.64 : 412,892,932.41 = 145,920,041.22 : x
  2. Step 2: Convert to fraction form
    275,342,753.64/412,892,932.41 = 145,920,041.22/x
  3. Step 3: Cross multiply
    275,342,753.64x = 412,892,932.41 × 145,920,041.22
  4. Step 4: Simplify right side
    275,342,753.64x = 60,249,353,716,713,880
  5. Step 5: Solve for x
    x = 60,249,353,716,713,880/275,342,753.64
  6. Step 6: Final answer
    x = 218,815,831.98

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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.