Home / 31,458,142,707.17-43,422,582,562.16-25,039,736,103.47

Finding the Fourth Proportional to 31,458,142,707.17, 43,422,582,562.16 and 25,039,736,103.47

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Solution

The fourth proportional to 31,458,142,707.17, 43,422,582,562.16 and 25,039,736,103.47 is: 34,563,070,630.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,458,142,707.17 : 43,422,582,562.16 = 25,039,736,103.47 : x
  2. Step 2: Convert to fraction form
    31,458,142,707.17/43,422,582,562.16 = 25,039,736,103.47/x
  3. Step 3: Cross multiply
    31,458,142,707.17x = 43,422,582,562.16 × 25,039,736,103.47
  4. Step 4: Simplify right side
    31,458,142,707.17x = 1,087,290,008,287,282,331,648
  5. Step 5: Solve for x
    x = 1,087,290,008,287,282,331,648/31,458,142,707.17
  6. Step 6: Final answer
    x = 34,563,070,630.35

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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.