Home / 1,043,262,640.44-1,439,734,842.90-573,355,422.36

Finding the Fourth Proportional to 1,043,262,640.44, 1,439,734,842.90 and 573,355,422.36

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Solution

The fourth proportional to 1,043,262,640.44, 1,439,734,842.90 and 573,355,422.36 is: 791,248,288.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,262,640.44 : 1,439,734,842.90 = 573,355,422.36 : x
  2. Step 2: Convert to fraction form
    1,043,262,640.44/1,439,734,842.90 = 573,355,422.36/x
  3. Step 3: Cross multiply
    1,043,262,640.44x = 1,439,734,842.90 × 573,355,422.36
  4. Step 4: Simplify right side
    1,043,262,640.44x = 825,479,778,937,337,856
  5. Step 5: Solve for x
    x = 825,479,778,937,337,856/1,043,262,640.44
  6. Step 6: Final answer
    x = 791,248,288.72

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Double scale
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1.5x scale

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.