Home / 31,217,955,390.95-43,079,663,782.31-17,669,301,656.33

Finding the Fourth Proportional to 31,217,955,390.95, 43,079,663,782.31 and 17,669,301,656.33

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Solution

The fourth proportional to 31,217,955,390.95, 43,079,663,782.31 and 17,669,301,656.33 is: 24,383,005,391.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,217,955,390.95 : 43,079,663,782.31 = 17,669,301,656.33 : x
  2. Step 2: Convert to fraction form
    31,217,955,390.95/43,079,663,782.31 = 17,669,301,656.33/x
  3. Step 3: Cross multiply
    31,217,955,390.95x = 43,079,663,782.31 × 17,669,301,656.33
  4. Step 4: Simplify right side
    31,217,955,390.95x = 761,187,574,622,605,934,592
  5. Step 5: Solve for x
    x = 761,187,574,622,605,934,592/31,217,955,390.95
  6. Step 6: Final answer
    x = 24,383,005,391.94

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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.