Home / 81,608,541.51-112,590,210.86-46,305,902.59

Finding the Fourth Proportional to 81,608,541.51, 112,590,210.86 and 46,305,902.59

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Solution

The fourth proportional to 81,608,541.51, 112,590,210.86 and 46,305,902.59 is: 63,885,363.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,608,541.51 : 112,590,210.86 = 46,305,902.59 : x
  2. Step 2: Convert to fraction form
    81,608,541.51/112,590,210.86 = 46,305,902.59/x
  3. Step 3: Cross multiply
    81,608,541.51x = 112,590,210.86 × 46,305,902.59
  4. Step 4: Simplify right side
    81,608,541.51x = 5,213,591,336,107,769
  5. Step 5: Solve for x
    x = 5,213,591,336,107,769/81,608,541.51
  6. Step 6: Final answer
    x = 63,885,363.46

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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.