Home / 84,685,602.92-116,823,042.82-55,334,095.08

Finding the Fourth Proportional to 84,685,602.92, 116,823,042.82 and 55,334,095.08

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Solution

The fourth proportional to 84,685,602.92, 116,823,042.82 and 55,334,095.08 is: 76,332,896.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,685,602.92 : 116,823,042.82 = 55,334,095.08 : x
  2. Step 2: Convert to fraction form
    84,685,602.92/116,823,042.82 = 55,334,095.08/x
  3. Step 3: Cross multiply
    84,685,602.92x = 116,823,042.82 × 55,334,095.08
  4. Step 4: Simplify right side
    84,685,602.92x = 6,464,297,358,936,791
  5. Step 5: Solve for x
    x = 6,464,297,358,936,791/84,685,602.92
  6. Step 6: Final answer
    x = 76,332,896.46

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1.5x scale

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.