Home / 18,958,547,428.24-26,152,876,426.84-11,722,281,754.81

Finding the Fourth Proportional to 18,958,547,428.24, 26,152,876,426.84 and 11,722,281,754.81

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Solution

The fourth proportional to 18,958,547,428.24, 26,152,876,426.84 and 11,722,281,754.81 is: 16,170,615,778.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,958,547,428.24 : 26,152,876,426.84 = 11,722,281,754.81 : x
  2. Step 2: Convert to fraction form
    18,958,547,428.24/26,152,876,426.84 = 11,722,281,754.81/x
  3. Step 3: Cross multiply
    18,958,547,428.24x = 26,152,876,426.84 × 11,722,281,754.81
  4. Step 4: Simplify right side
    18,958,547,428.24x = 306,571,386,173,957,668,864
  5. Step 5: Solve for x
    x = 306,571,386,173,957,668,864/18,958,547,428.24
  6. Step 6: Final answer
    x = 16,170,615,778.16

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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.