Home / 350,640,043.20-525,960,064.80-159,163,819.20

Finding the Fourth Proportional to 350,640,043.20, 525,960,064.80 and 159,163,819.20

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Solution

The fourth proportional to 350,640,043.20, 525,960,064.80 and 159,163,819.20 is: 238,745,728.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,640,043.20 : 525,960,064.80 = 159,163,819.20 : x
  2. Step 2: Convert to fraction form
    350,640,043.20/525,960,064.80 = 159,163,819.20/x
  3. Step 3: Cross multiply
    350,640,043.20x = 525,960,064.80 × 159,163,819.20
  4. Step 4: Simplify right side
    350,640,043.20x = 83,713,812,660,247,472
  5. Step 5: Solve for x
    x = 83,713,812,660,247,472/350,640,043.20
  6. Step 6: Final answer
    x = 238,745,728.80

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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.