Home / 434,560,523.10-651,840,784.65-395,021,312.70

Finding the Fourth Proportional to 434,560,523.10, 651,840,784.65 and 395,021,312.70

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Solution

The fourth proportional to 434,560,523.10, 651,840,784.65 and 395,021,312.70 is: 592,531,969.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,560,523.10 : 651,840,784.65 = 395,021,312.70 : x
  2. Step 2: Convert to fraction form
    434,560,523.10/651,840,784.65 = 395,021,312.70/x
  3. Step 3: Cross multiply
    434,560,523.10x = 651,840,784.65 × 395,021,312.70
  4. Step 4: Simplify right side
    434,560,523.10x = 257,491,002,423,840,992
  5. Step 5: Solve for x
    x = 257,491,002,423,840,992/434,560,523.10
  6. Step 6: Final answer
    x = 592,531,969.05

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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.