Home / 115,896,010.40-173,844,015.60-47,716,042.40

Finding the Fourth Proportional to 115,896,010.40, 173,844,015.60 and 47,716,042.40

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Solution

The fourth proportional to 115,896,010.40, 173,844,015.60 and 47,716,042.40 is: 71,574,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,896,010.40 : 173,844,015.60 = 47,716,042.40 : x
  2. Step 2: Convert to fraction form
    115,896,010.40/173,844,015.60 = 47,716,042.40/x
  3. Step 3: Cross multiply
    115,896,010.40x = 173,844,015.60 × 47,716,042.40
  4. Step 4: Simplify right side
    115,896,010.40x = 8,295,148,419,355,861
  5. Step 5: Solve for x
    x = 8,295,148,419,355,861/115,896,010.40
  6. Step 6: Final answer
    x = 71,574,063.60

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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.