Home / 7,820,646,502.40-11,744,574,643.20-4,147,326,310.40

Finding the Fourth Proportional to 7,820,646,502.40, 11,744,574,643.20 and 4,147,326,310.40

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Solution

The fourth proportional to 7,820,646,502.40, 11,744,574,643.20 and 4,147,326,310.40 is: 6,228,204,203.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,820,646,502.40 : 11,744,574,643.20 = 4,147,326,310.40 : x
  2. Step 2: Convert to fraction form
    7,820,646,502.40/11,744,574,643.20 = 4,147,326,310.40/x
  3. Step 3: Cross multiply
    7,820,646,502.40x = 11,744,574,643.20 × 4,147,326,310.40
  4. Step 4: Simplify right side
    7,820,646,502.40x = 48,708,583,422,200,053,760
  5. Step 5: Solve for x
    x = 48,708,583,422,200,053,760/7,820,646,502.40
  6. Step 6: Final answer
    x = 6,228,204,203.74

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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.