Home / 1,205,005,040.44-1,662,815,695.80-676,266,910

Finding the Fourth Proportional to 1,205,005,040.44, 1,662,815,695.80 and 676,266,910

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Solution

The fourth proportional to 1,205,005,040.44, 1,662,815,695.80 and 676,266,910 is: 933,197,119.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,005,040.44 : 1,662,815,695.80 = 676,266,910 : x
  2. Step 2: Convert to fraction form
    1,205,005,040.44/1,662,815,695.80 = 676,266,910/x
  3. Step 3: Cross multiply
    1,205,005,040.44x = 1,662,815,695.80 × 676,266,910
  4. Step 4: Simplify right side
    1,205,005,040.44x = 1,124,507,232,498,165,888
  5. Step 5: Solve for x
    x = 1,124,507,232,498,165,888/1,205,005,040.44
  6. Step 6: Final answer
    x = 933,197,119.31

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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.