Home / 115,705,191.09-159,677,767.35-63,496,095.15

Finding the Fourth Proportional to 115,705,191.09, 159,677,767.35 and 63,496,095.15

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Solution

The fourth proportional to 115,705,191.09, 159,677,767.35 and 63,496,095.15 is: 87,627,137.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,705,191.09 : 159,677,767.35 = 63,496,095.15 : x
  2. Step 2: Convert to fraction form
    115,705,191.09/159,677,767.35 = 63,496,095.15/x
  3. Step 3: Cross multiply
    115,705,191.09x = 159,677,767.35 × 63,496,095.15
  4. Step 4: Simplify right side
    115,705,191.09x = 10,138,914,708,995,162
  5. Step 5: Solve for x
    x = 10,138,914,708,995,162/115,705,191.09
  6. Step 6: Final answer
    x = 87,627,137.67

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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.