Home / 1,030,900,903.76-1,422,643,479.24-567,326,887.76

Finding the Fourth Proportional to 1,030,900,903.76, 1,422,643,479.24 and 567,326,887.76

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Solution

The fourth proportional to 1,030,900,903.76, 1,422,643,479.24 and 567,326,887.76 is: 782,911,232.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,900,903.76 : 1,422,643,479.24 = 567,326,887.76 : x
  2. Step 2: Convert to fraction form
    1,030,900,903.76/1,422,643,479.24 = 567,326,887.76/x
  3. Step 3: Cross multiply
    1,030,900,903.76x = 1,422,643,479.24 × 567,326,887.76
  4. Step 4: Simplify right side
    1,030,900,903.76x = 807,103,897,469,287,424
  5. Step 5: Solve for x
    x = 807,103,897,469,287,424/1,030,900,903.76
  6. Step 6: Final answer
    x = 782,911,232.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.