Home / 597,910,989.80-896,866,484.70-543,385,143.20

Finding the Fourth Proportional to 597,910,989.80, 896,866,484.70 and 543,385,143.20

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Solution

The fourth proportional to 597,910,989.80, 896,866,484.70 and 543,385,143.20 is: 815,077,714.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,910,989.80 : 896,866,484.70 = 543,385,143.20 : x
  2. Step 2: Convert to fraction form
    597,910,989.80/896,866,484.70 = 543,385,143.20/x
  3. Step 3: Cross multiply
    597,910,989.80x = 896,866,484.70 × 543,385,143.20
  4. Step 4: Simplify right side
    597,910,989.80x = 487,343,923,219,990,208
  5. Step 5: Solve for x
    x = 487,343,923,219,990,208/597,910,989.80
  6. Step 6: Final answer
    x = 815,077,714.80

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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.