Home / 235,970,498,275.12-325,669,112,301.42-154,748,653,690.72

Finding the Fourth Proportional to 235,970,498,275.12, 325,669,112,301.42 and 154,748,653,690.72

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Solution

The fourth proportional to 235,970,498,275.12, 325,669,112,301.42 and 154,748,653,690.72 is: 213,572,701,018.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,970,498,275.12 : 325,669,112,301.42 = 154,748,653,690.72 : x
  2. Step 2: Convert to fraction form
    235,970,498,275.12/325,669,112,301.42 = 154,748,653,690.72/x
  3. Step 3: Cross multiply
    235,970,498,275.12x = 325,669,112,301.42 × 154,748,653,690.72
  4. Step 4: Simplify right side
    235,970,498,275.12x = 50,396,856,677,296,643,244,032
  5. Step 5: Solve for x
    x = 50,396,856,677,296,643,244,032/235,970,498,275.12
  6. Step 6: Final answer
    x = 213,572,701,018.49

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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.