Home / 5,555,818,783.20-7,667,040,807.32-3,298,211,072.72

Finding the Fourth Proportional to 5,555,818,783.20, 7,667,040,807.32 and 3,298,211,072.72

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Solution

The fourth proportional to 5,555,818,783.20, 7,667,040,807.32 and 3,298,211,072.72 is: 4,551,537,743.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,818,783.20 : 7,667,040,807.32 = 3,298,211,072.72 : x
  2. Step 2: Convert to fraction form
    5,555,818,783.20/7,667,040,807.32 = 3,298,211,072.72/x
  3. Step 3: Cross multiply
    5,555,818,783.20x = 7,667,040,807.32 × 3,298,211,072.72
  4. Step 4: Simplify right side
    5,555,818,783.20x = 25,287,518,885,698,908,160
  5. Step 5: Solve for x
    x = 25,287,518,885,698,908,160/5,555,818,783.20
  6. Step 6: Final answer
    x = 4,551,537,743.13

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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.