Home / 81,635,218.58-112,656,758.10-44,465,384.54

Finding the Fourth Proportional to 81,635,218.58, 112,656,758.10 and 44,465,384.54

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Solution

The fourth proportional to 81,635,218.58, 112,656,758.10 and 44,465,384.54 is: 61,362,315.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,635,218.58 : 112,656,758.10 = 44,465,384.54 : x
  2. Step 2: Convert to fraction form
    81,635,218.58/112,656,758.10 = 44,465,384.54/x
  3. Step 3: Cross multiply
    81,635,218.58x = 112,656,758.10 × 44,465,384.54
  4. Step 4: Simplify right side
    81,635,218.58x = 5,009,326,069,946,259
  5. Step 5: Solve for x
    x = 5,009,326,069,946,259/81,635,218.58
  6. Step 6: Final answer
    x = 61,362,315.89

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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.