Home / 73,871,675.52-101,941,132.68-40,379,665.92

Finding the Fourth Proportional to 73,871,675.52, 101,941,132.68 and 40,379,665.92

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Solution

The fourth proportional to 73,871,675.52, 101,941,132.68 and 40,379,665.92 is: 55,722,966.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,871,675.52 : 101,941,132.68 = 40,379,665.92 : x
  2. Step 2: Convert to fraction form
    73,871,675.52/101,941,132.68 = 40,379,665.92/x
  3. Step 3: Cross multiply
    73,871,675.52x = 101,941,132.68 × 40,379,665.92
  4. Step 4: Simplify right side
    73,871,675.52x = 4,116,348,881,124,794.50
  5. Step 5: Solve for x
    x = 4,116,348,881,124,794.50/73,871,675.52
  6. Step 6: Final answer
    x = 55,722,966.24

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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.