Home / 410,464,969.20-614,838,983.40-192,301,513.20

Finding the Fourth Proportional to 410,464,969.20, 614,838,983.40 and 192,301,513.20

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Solution

The fourth proportional to 410,464,969.20, 614,838,983.40 and 192,301,513.20 is: 288,050,079.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,464,969.20 : 614,838,983.40 = 192,301,513.20 : x
  2. Step 2: Convert to fraction form
    410,464,969.20/614,838,983.40 = 192,301,513.20/x
  3. Step 3: Cross multiply
    410,464,969.20x = 614,838,983.40 × 192,301,513.20
  4. Step 4: Simplify right side
    410,464,969.20x = 118,234,466,882,169,664
  5. Step 5: Solve for x
    x = 118,234,466,882,169,664/410,464,969.20
  6. Step 6: Final answer
    x = 288,050,079.19

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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.