Home / 79,722,736.08-110,017,374.80-43,053,307.08

Finding the Fourth Proportional to 79,722,736.08, 110,017,374.80 and 43,053,307.08

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Solution

The fourth proportional to 79,722,736.08, 110,017,374.80 and 43,053,307.08 is: 59,413,563.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,722,736.08 : 110,017,374.80 = 43,053,307.08 : x
  2. Step 2: Convert to fraction form
    79,722,736.08/110,017,374.80 = 43,053,307.08/x
  3. Step 3: Cross multiply
    79,722,736.08x = 110,017,374.80 × 43,053,307.08
  4. Step 4: Simplify right side
    79,722,736.08x = 4,736,611,821,399,853
  5. Step 5: Solve for x
    x = 4,736,611,821,399,853/79,722,736.08
  6. Step 6: Final answer
    x = 59,413,563.24

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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.