Home / 115,250,016.81-159,043,154.16-63,038,595.77

Finding the Fourth Proportional to 115,250,016.81, 159,043,154.16 and 63,038,595.77

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Solution

The fourth proportional to 115,250,016.81, 159,043,154.16 and 63,038,595.77 is: 86,992,239.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,250,016.81 : 159,043,154.16 = 63,038,595.77 : x
  2. Step 2: Convert to fraction form
    115,250,016.81/159,043,154.16 = 63,038,595.77/x
  3. Step 3: Cross multiply
    115,250,016.81x = 159,043,154.16 × 63,038,595.77
  4. Step 4: Simplify right side
    115,250,016.81x = 10,025,857,105,115,624
  5. Step 5: Solve for x
    x = 10,025,857,105,115,624/115,250,016.81
  6. Step 6: Final answer
    x = 86,992,239.85

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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.