Home / 80,426,460.95-110,979,634.62-45,136,171.46

Finding the Fourth Proportional to 80,426,460.95, 110,979,634.62 and 45,136,171.46

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Solution

The fourth proportional to 80,426,460.95, 110,979,634.62 and 45,136,171.46 is: 62,282,932.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,426,460.95 : 110,979,634.62 = 45,136,171.46 : x
  2. Step 2: Convert to fraction form
    80,426,460.95/110,979,634.62 = 45,136,171.46/x
  3. Step 3: Cross multiply
    80,426,460.95x = 110,979,634.62 × 45,136,171.46
  4. Step 4: Simplify right side
    80,426,460.95x = 5,009,195,816,784,274
  5. Step 5: Solve for x
    x = 5,009,195,816,784,274/80,426,460.95
  6. Step 6: Final answer
    x = 62,282,932.23

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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.