Home / 1,170,198,879.16-1,614,876,611.52-634,348,887.16

Finding the Fourth Proportional to 1,170,198,879.16, 1,614,876,611.52 and 634,348,887.16

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Solution

The fourth proportional to 1,170,198,879.16, 1,614,876,611.52 and 634,348,887.16 is: 875,402,634.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,198,879.16 : 1,614,876,611.52 = 634,348,887.16 : x
  2. Step 2: Convert to fraction form
    1,170,198,879.16/1,614,876,611.52 = 634,348,887.16/x
  3. Step 3: Cross multiply
    1,170,198,879.16x = 1,614,876,611.52 × 634,348,887.16
  4. Step 4: Simplify right side
    1,170,198,879.16x = 1,024,395,181,418,423,552
  5. Step 5: Solve for x
    x = 1,024,395,181,418,423,552/1,170,198,879.16
  6. Step 6: Final answer
    x = 875,402,634.25

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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.