Home / 3,960,881,782.05-5,941,322,673.08-3,547,633,260.45

Finding the Fourth Proportional to 3,960,881,782.05, 5,941,322,673.08 and 3,547,633,260.45

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Solution

The fourth proportional to 3,960,881,782.05, 5,941,322,673.08 and 3,547,633,260.45 is: 5,321,449,890.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,881,782.05 : 5,941,322,673.08 = 3,547,633,260.45 : x
  2. Step 2: Convert to fraction form
    3,960,881,782.05/5,941,322,673.08 = 3,547,633,260.45/x
  3. Step 3: Cross multiply
    3,960,881,782.05x = 5,941,322,673.08 × 3,547,633,260.45
  4. Step 4: Simplify right side
    3,960,881,782.05x = 21,077,633,926,066,569,216
  5. Step 5: Solve for x
    x = 21,077,633,926,066,569,216/3,960,881,782.05
  6. Step 6: Final answer
    x = 5,321,449,890.68

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.