Home / 7,856,405,943.39-10,856,022,196.95-5,594,418,408.87

Finding the Fourth Proportional to 7,856,405,943.39, 10,856,022,196.95 and 5,594,418,408.87

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Solution

The fourth proportional to 7,856,405,943.39, 10,856,022,196.95 and 5,594,418,408.87 is: 7,730,396,171.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,856,405,943.39 : 10,856,022,196.95 = 5,594,418,408.87 : x
  2. Step 2: Convert to fraction form
    7,856,405,943.39/10,856,022,196.95 = 5,594,418,408.87/x
  3. Step 3: Cross multiply
    7,856,405,943.39x = 10,856,022,196.95 × 5,594,418,408.87
  4. Step 4: Simplify right side
    7,856,405,943.39x = 60,733,130,425,718,423,552
  5. Step 5: Solve for x
    x = 60,733,130,425,718,423,552/7,856,405,943.39
  6. Step 6: Final answer
    x = 7,730,396,171.40

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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.