Home / 807,434,282.83-1,211,151,422.87-194,018,508.58

Finding the Fourth Proportional to 807,434,282.83, 1,211,151,422.87 and 194,018,508.58

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Solution

The fourth proportional to 807,434,282.83, 1,211,151,422.87 and 194,018,508.58 is: 291,027,762.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,434,282.83 : 1,211,151,422.87 = 194,018,508.58 : x
  2. Step 2: Convert to fraction form
    807,434,282.83/1,211,151,422.87 = 194,018,508.58/x
  3. Step 3: Cross multiply
    807,434,282.83x = 1,211,151,422.87 × 194,018,508.58
  4. Step 4: Simplify right side
    807,434,282.83x = 234,985,792,729,782,304
  5. Step 5: Solve for x
    x = 234,985,792,729,782,304/807,434,282.83
  6. Step 6: Final answer
    x = 291,027,762.54

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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.