Home / 434,560,401.10-651,840,601.65-395,021,190.70

Finding the Fourth Proportional to 434,560,401.10, 651,840,601.65 and 395,021,190.70

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Solution

The fourth proportional to 434,560,401.10, 651,840,601.65 and 395,021,190.70 is: 592,531,786.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,560,401.10 : 651,840,601.65 = 395,021,190.70 : x
  2. Step 2: Convert to fraction form
    434,560,401.10/651,840,601.65 = 395,021,190.70/x
  3. Step 3: Cross multiply
    434,560,401.10x = 651,840,601.65 × 395,021,190.70
  4. Step 4: Simplify right side
    434,560,401.10x = 257,490,850,610,387,360
  5. Step 5: Solve for x
    x = 257,490,850,610,387,360/434,560,401.10
  6. Step 6: Final answer
    x = 592,531,786.05

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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.