Home / 115,835,720.40-173,750,923.80-58,312,544.40

Finding the Fourth Proportional to 115,835,720.40, 173,750,923.80 and 58,312,544.40

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Solution

The fourth proportional to 115,835,720.40, 173,750,923.80 and 58,312,544.40 is: 87,467,479.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,835,720.40 : 173,750,923.80 = 58,312,544.40 : x
  2. Step 2: Convert to fraction form
    115,835,720.40/173,750,923.80 = 58,312,544.40/x
  3. Step 3: Cross multiply
    115,835,720.40x = 173,750,923.80 × 58,312,544.40
  4. Step 4: Simplify right side
    115,835,720.40x = 10,131,858,458,628,518
  5. Step 5: Solve for x
    x = 10,131,858,458,628,518/115,835,720.40
  6. Step 6: Final answer
    x = 87,467,479.15

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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.