Home / 6,287,434,249.08-8,676,686,238.74-3,429,638,740.52

Finding the Fourth Proportional to 6,287,434,249.08, 8,676,686,238.74 and 3,429,638,740.52

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Solution

The fourth proportional to 6,287,434,249.08, 8,676,686,238.74 and 3,429,638,740.52 is: 4,732,916,176.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287,434,249.08 : 8,676,686,238.74 = 3,429,638,740.52 : x
  2. Step 2: Convert to fraction form
    6,287,434,249.08/8,676,686,238.74 = 3,429,638,740.52/x
  3. Step 3: Cross multiply
    6,287,434,249.08x = 8,676,686,238.74 × 3,429,638,740.52
  4. Step 4: Simplify right side
    6,287,434,249.08x = 29,757,899,263,719,469,056
  5. Step 5: Solve for x
    x = 29,757,899,263,719,469,056/6,287,434,249.08
  6. Step 6: Final answer
    x = 4,732,916,176.11

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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.