Home / 71,617,805,676.06-98,832,879,095.31-39,065,728,711.38

Finding the Fourth Proportional to 71,617,805,676.06, 98,832,879,095.31 and 39,065,728,711.38

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Solution

The fourth proportional to 71,617,805,676.06, 98,832,879,095.31 and 39,065,728,711.38 is: 53,910,873,225.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,617,805,676.06 : 98,832,879,095.31 = 39,065,728,711.38 : x
  2. Step 2: Convert to fraction form
    71,617,805,676.06/98,832,879,095.31 = 39,065,728,711.38/x
  3. Step 3: Cross multiply
    71,617,805,676.06x = 98,832,879,095.31 × 39,065,728,711.38
  4. Step 4: Simplify right side
    71,617,805,676.06x = 3,860,978,442,502,002,442,240
  5. Step 5: Solve for x
    x = 3,860,978,442,502,002,442,240/71,617,805,676.06
  6. Step 6: Final answer
    x = 53,910,873,225.66

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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.