Home / 1,130,661,648-1,695,992,865.12-354,367,540.80

Finding the Fourth Proportional to 1,130,661,648, 1,695,992,865.12 and 354,367,540.80

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Solution

The fourth proportional to 1,130,661,648, 1,695,992,865.12 and 354,367,540.80 is: 531,551,434.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,661,648 : 1,695,992,865.12 = 354,367,540.80 : x
  2. Step 2: Convert to fraction form
    1,130,661,648/1,695,992,865.12 = 354,367,540.80/x
  3. Step 3: Cross multiply
    1,130,661,648x = 1,695,992,865.12 × 354,367,540.80
  4. Step 4: Simplify right side
    1,130,661,648x = 601,004,820,826,920,448
  5. Step 5: Solve for x
    x = 601,004,820,826,920,448/1,130,661,648
  6. Step 6: Final answer
    x = 531,551,434.41

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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.