Home / 2,667,713,063.52-3,681,465,642.72-1,478,301,899.64

Finding the Fourth Proportional to 2,667,713,063.52, 3,681,465,642.72 and 1,478,301,899.64

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Solution

The fourth proportional to 2,667,713,063.52, 3,681,465,642.72 and 1,478,301,899.64 is: 2,040,068,599.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,713,063.52 : 3,681,465,642.72 = 1,478,301,899.64 : x
  2. Step 2: Convert to fraction form
    2,667,713,063.52/3,681,465,642.72 = 1,478,301,899.64/x
  3. Step 3: Cross multiply
    2,667,713,063.52x = 3,681,465,642.72 × 1,478,301,899.64
  4. Step 4: Simplify right side
    2,667,713,063.52x = 5,442,317,653,092,369,408
  5. Step 5: Solve for x
    x = 5,442,317,653,092,369,408/2,667,713,063.52
  6. Step 6: Final answer
    x = 2,040,068,599.40

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Double scale
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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.