Home / 69,819,784.17-96,351,301.02-40,468,141.62

Finding the Fourth Proportional to 69,819,784.17, 96,351,301.02 and 40,468,141.62

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Solution

The fourth proportional to 69,819,784.17, 96,351,301.02 and 40,468,141.62 is: 55,846,034.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,819,784.17 : 96,351,301.02 = 40,468,141.62 : x
  2. Step 2: Convert to fraction form
    69,819,784.17/96,351,301.02 = 40,468,141.62/x
  3. Step 3: Cross multiply
    69,819,784.17x = 96,351,301.02 × 40,468,141.62
  4. Step 4: Simplify right side
    69,819,784.17x = 3,899,158,094,264,513.50
  5. Step 5: Solve for x
    x = 3,899,158,094,264,513.50/69,819,784.17
  6. Step 6: Final answer
    x = 55,846,034.77

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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.