Home / 8,636,584,615.56-12,959,657,271.18-4,215,040,667.64

Finding the Fourth Proportional to 8,636,584,615.56, 12,959,657,271.18 and 4,215,040,667.64

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Solution

The fourth proportional to 8,636,584,615.56, 12,959,657,271.18 and 4,215,040,667.64 is: 6,324,894,025.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,636,584,615.56 : 12,959,657,271.18 = 4,215,040,667.64 : x
  2. Step 2: Convert to fraction form
    8,636,584,615.56/12,959,657,271.18 = 4,215,040,667.64/x
  3. Step 3: Cross multiply
    8,636,584,615.56x = 12,959,657,271.18 × 4,215,040,667.64
  4. Step 4: Simplify right side
    8,636,584,615.56x = 54,625,482,436,700,127,232
  5. Step 5: Solve for x
    x = 54,625,482,436,700,127,232/8,636,584,615.56
  6. Step 6: Final answer
    x = 6,324,894,025.62

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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.