Home / 397,831,298.20-596,746,947.30-125,202,065.20

Finding the Fourth Proportional to 397,831,298.20, 596,746,947.30 and 125,202,065.20

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Solution

The fourth proportional to 397,831,298.20, 596,746,947.30 and 125,202,065.20 is: 187,803,097.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,831,298.20 : 596,746,947.30 = 125,202,065.20 : x
  2. Step 2: Convert to fraction form
    397,831,298.20/596,746,947.30 = 125,202,065.20/x
  3. Step 3: Cross multiply
    397,831,298.20x = 596,746,947.30 × 125,202,065.20
  4. Step 4: Simplify right side
    397,831,298.20x = 74,713,950,203,755,552
  5. Step 5: Solve for x
    x = 74,713,950,203,755,552/397,831,298.20
  6. Step 6: Final answer
    x = 187,803,097.80

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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.