Home / 532,560,491.40-798,273,866.70-204,909,400.20

Finding the Fourth Proportional to 532,560,491.40, 798,273,866.70 and 204,909,400.20

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Solution

The fourth proportional to 532,560,491.40, 798,273,866.70 and 204,909,400.20 is: 307,145,989.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,560,491.40 : 798,273,866.70 = 204,909,400.20 : x
  2. Step 2: Convert to fraction form
    532,560,491.40/798,273,866.70 = 204,909,400.20/x
  3. Step 3: Cross multiply
    532,560,491.40x = 798,273,866.70 × 204,909,400.20
  4. Step 4: Simplify right side
    532,560,491.40x = 163,573,819,220,831,744
  5. Step 5: Solve for x
    x = 163,573,819,220,831,744/532,560,491.40
  6. Step 6: Final answer
    x = 307,145,989.73

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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.