Home / 150,088,952.36-207,105,348.90-84,013,150.76

Finding the Fourth Proportional to 150,088,952.36, 207,105,348.90 and 84,013,150.76

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Solution

The fourth proportional to 150,088,952.36, 207,105,348.90 and 84,013,150.76 is: 115,928,405.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,088,952.36 : 207,105,348.90 = 84,013,150.76 : x
  2. Step 2: Convert to fraction form
    150,088,952.36/207,105,348.90 = 84,013,150.76/x
  3. Step 3: Cross multiply
    150,088,952.36x = 207,105,348.90 × 84,013,150.76
  4. Step 4: Simplify right side
    150,088,952.36x = 17,399,572,900,338,102
  5. Step 5: Solve for x
    x = 17,399,572,900,338,102/150,088,952.36
  6. Step 6: Final answer
    x = 115,928,405.30

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1.5x scale

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.