Home / 111,093,612.30-166,640,418.45-39,290,028.30

Finding the Fourth Proportional to 111,093,612.30, 166,640,418.45 and 39,290,028.30

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Solution

The fourth proportional to 111,093,612.30, 166,640,418.45 and 39,290,028.30 is: 58,935,042.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,093,612.30 : 166,640,418.45 = 39,290,028.30 : x
  2. Step 2: Convert to fraction form
    111,093,612.30/166,640,418.45 = 39,290,028.30/x
  3. Step 3: Cross multiply
    111,093,612.30x = 166,640,418.45 × 39,290,028.30
  4. Step 4: Simplify right side
    111,093,612.30x = 6,547,306,756,824,341
  5. Step 5: Solve for x
    x = 6,547,306,756,824,341/111,093,612.30
  6. Step 6: Final answer
    x = 58,935,042.45

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.