Home / 375,639,334.80-563,459,002.20-230,520,512.40

Finding the Fourth Proportional to 375,639,334.80, 563,459,002.20 and 230,520,512.40

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Solution

The fourth proportional to 375,639,334.80, 563,459,002.20 and 230,520,512.40 is: 345,780,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,639,334.80 : 563,459,002.20 = 230,520,512.40 : x
  2. Step 2: Convert to fraction form
    375,639,334.80/563,459,002.20 = 230,520,512.40/x
  3. Step 3: Cross multiply
    375,639,334.80x = 563,459,002.20 × 230,520,512.40
  4. Step 4: Simplify right side
    375,639,334.80x = 129,888,857,903,536,736
  5. Step 5: Solve for x
    x = 129,888,857,903,536,736/375,639,334.80
  6. Step 6: Final answer
    x = 345,780,768.60

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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.