Home / 70,653,856,396.72-97,502,624,954.22-38,539,918,391.08

Finding the Fourth Proportional to 70,653,856,396.72, 97,502,624,954.22 and 38,539,918,391.08

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Solution

The fourth proportional to 70,653,856,396.72, 97,502,624,954.22 and 38,539,918,391.08 is: 53,185,252,727.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,653,856,396.72 : 97,502,624,954.22 = 38,539,918,391.08 : x
  2. Step 2: Convert to fraction form
    70,653,856,396.72/97,502,624,954.22 = 38,539,918,391.08/x
  3. Step 3: Cross multiply
    70,653,856,396.72x = 97,502,624,954.22 × 38,539,918,391.08
  4. Step 4: Simplify right side
    70,653,856,396.72x = 3,757,743,208,651,719,442,432
  5. Step 5: Solve for x
    x = 3,757,743,208,651,719,442,432/70,653,856,396.72
  6. Step 6: Final answer
    x = 53,185,252,727.78

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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.