Home / 115,015,338,789.54-172,541,546,668.84-35,426,851,462.74

Finding the Fourth Proportional to 115,015,338,789.54, 172,541,546,668.84 and 35,426,851,462.74

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Solution

The fourth proportional to 115,015,338,789.54, 172,541,546,668.84 and 35,426,851,462.74 is: 53,145,987,390.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,015,338,789.54 : 172,541,546,668.84 = 35,426,851,462.74 : x
  2. Step 2: Convert to fraction form
    115,015,338,789.54/172,541,546,668.84 = 35,426,851,462.74/x
  3. Step 3: Cross multiply
    115,015,338,789.54x = 172,541,546,668.84 × 35,426,851,462.74
  4. Step 4: Simplify right side
    115,015,338,789.54x = 6,112,603,744,988,415,655,936
  5. Step 5: Solve for x
    x = 6,112,603,744,988,415,655,936/115,015,338,789.54
  6. Step 6: Final answer
    x = 53,145,987,390.20

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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.