Home / 782,281,203,472.20-1,173,421,805,208.30-223,936,534,288.20

Finding the Fourth Proportional to 782,281,203,472.20, 1,173,421,805,208.30 and 223,936,534,288.20

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Solution

The fourth proportional to 782,281,203,472.20, 1,173,421,805,208.30 and 223,936,534,288.20 is: 335,904,801,432.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,281,203,472.20 : 1,173,421,805,208.30 = 223,936,534,288.20 : x
  2. Step 2: Convert to fraction form
    782,281,203,472.20/1,173,421,805,208.30 = 223,936,534,288.20/x
  3. Step 3: Cross multiply
    782,281,203,472.20x = 1,173,421,805,208.30 × 223,936,534,288.20
  4. Step 4: Simplify right side
    782,281,203,472.20x = 262,772,012,316,550,051,659,776
  5. Step 5: Solve for x
    x = 262,772,012,316,550,051,659,776/782,281,203,472.20
  6. Step 6: Final answer
    x = 335,904,801,432.30

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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.