Home / 109,094,366.12-150,581,707.28-64,481,665.64

Finding the Fourth Proportional to 109,094,366.12, 150,581,707.28 and 64,481,665.64

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Solution

The fourth proportional to 109,094,366.12, 150,581,707.28 and 64,481,665.64 is: 89,003,306.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,094,366.12 : 150,581,707.28 = 64,481,665.64 : x
  2. Step 2: Convert to fraction form
    109,094,366.12/150,581,707.28 = 64,481,665.64/x
  3. Step 3: Cross multiply
    109,094,366.12x = 150,581,707.28 × 64,481,665.64
  4. Step 4: Simplify right side
    109,094,366.12x = 9,709,759,300,329,314
  5. Step 5: Solve for x
    x = 9,709,759,300,329,314/109,094,366.12
  6. Step 6: Final answer
    x = 89,003,306.46

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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.