Home / 597,906,995.80-896,860,493.70-442,938,800.20

Finding the Fourth Proportional to 597,906,995.80, 896,860,493.70 and 442,938,800.20

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Solution

The fourth proportional to 597,906,995.80, 896,860,493.70 and 442,938,800.20 is: 664,408,200.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,906,995.80 : 896,860,493.70 = 442,938,800.20 : x
  2. Step 2: Convert to fraction form
    597,906,995.80/896,860,493.70 = 442,938,800.20/x
  3. Step 3: Cross multiply
    597,906,995.80x = 896,860,493.70 × 442,938,800.20
  4. Step 4: Simplify right side
    597,906,995.80x = 397,254,311,026,257,664
  5. Step 5: Solve for x
    x = 397,254,311,026,257,664/597,906,995.80
  6. Step 6: Final answer
    x = 664,408,200.30

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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.