Home / 89,542,404.30-134,313,606.45-70,058,858.70

Finding the Fourth Proportional to 89,542,404.30, 134,313,606.45 and 70,058,858.70

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Solution

The fourth proportional to 89,542,404.30, 134,313,606.45 and 70,058,858.70 is: 105,088,288.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,542,404.30 : 134,313,606.45 = 70,058,858.70 : x
  2. Step 2: Convert to fraction form
    89,542,404.30/134,313,606.45 = 70,058,858.70/x
  3. Step 3: Cross multiply
    89,542,404.30x = 134,313,606.45 × 70,058,858.70
  4. Step 4: Simplify right side
    89,542,404.30x = 9,409,857,975,767,958
  5. Step 5: Solve for x
    x = 9,409,857,975,767,958/89,542,404.30
  6. Step 6: Final answer
    x = 105,088,288.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.