Home / 66,578,540,201.97-91,888,333,575.47-52,411,971,937.67

Finding the Fourth Proportional to 66,578,540,201.97, 91,888,333,575.47 and 52,411,971,937.67

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Solution

The fourth proportional to 66,578,540,201.97, 91,888,333,575.47 and 52,411,971,937.67 is: 72,336,352,616.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,578,540,201.97 : 91,888,333,575.47 = 52,411,971,937.67 : x
  2. Step 2: Convert to fraction form
    66,578,540,201.97/91,888,333,575.47 = 52,411,971,937.67/x
  3. Step 3: Cross multiply
    66,578,540,201.97x = 91,888,333,575.47 × 52,411,971,937.67
  4. Step 4: Simplify right side
    66,578,540,201.97x = 4,816,048,760,756,806,615,040
  5. Step 5: Solve for x
    x = 4,816,048,760,756,806,615,040/66,578,540,201.97
  6. Step 6: Final answer
    x = 72,336,352,616.73

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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.