Home / 73,212,660.54-101,032,809.03-40,172,281.02

Finding the Fourth Proportional to 73,212,660.54, 101,032,809.03 and 40,172,281.02

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Solution

The fourth proportional to 73,212,660.54, 101,032,809.03 and 40,172,281.02 is: 55,437,384.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,212,660.54 : 101,032,809.03 = 40,172,281.02 : x
  2. Step 2: Convert to fraction form
    73,212,660.54/101,032,809.03 = 40,172,281.02/x
  3. Step 3: Cross multiply
    73,212,660.54x = 101,032,809.03 × 40,172,281.02
  4. Step 4: Simplify right side
    73,212,660.54x = 4,058,718,396,593,154
  5. Step 5: Solve for x
    x = 4,058,718,396,593,154/73,212,660.54
  6. Step 6: Final answer
    x = 55,437,384.28

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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.