Home / 135,523,458,176.69-187,290,708,430.39-111,070,299,520.47

Finding the Fourth Proportional to 135,523,458,176.69, 187,290,708,430.39 and 111,070,299,520.47

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Solution

The fourth proportional to 135,523,458,176.69, 187,290,708,430.39 and 111,070,299,520.47 is: 153,496,932,284.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,523,458,176.69 : 187,290,708,430.39 = 111,070,299,520.47 : x
  2. Step 2: Convert to fraction form
    135,523,458,176.69/187,290,708,430.39 = 111,070,299,520.47/x
  3. Step 3: Cross multiply
    135,523,458,176.69x = 187,290,708,430.39 × 111,070,299,520.47
  4. Step 4: Simplify right side
    135,523,458,176.69x = 20,802,435,082,764,433,752,064
  5. Step 5: Solve for x
    x = 20,802,435,082,764,433,752,064/135,523,458,176.69
  6. Step 6: Final answer
    x = 153,496,932,284.91

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1.5x scale

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.