Home / 8,127,135,019.72-12,187,774,880.10-2,813,804,584.90

Finding the Fourth Proportional to 8,127,135,019.72, 12,187,774,880.10 and 2,813,804,584.90

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Solution

The fourth proportional to 8,127,135,019.72, 12,187,774,880.10 and 2,813,804,584.90 is: 4,219,693,256.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,127,135,019.72 : 12,187,774,880.10 = 2,813,804,584.90 : x
  2. Step 2: Convert to fraction form
    8,127,135,019.72/12,187,774,880.10 = 2,813,804,584.90/x
  3. Step 3: Cross multiply
    8,127,135,019.72x = 12,187,774,880.10 × 2,813,804,584.90
  4. Step 4: Simplify right side
    8,127,135,019.72x = 34,294,016,837,354,430,464
  5. Step 5: Solve for x
    x = 34,294,016,837,354,430,464/8,127,135,019.72
  6. Step 6: Final answer
    x = 4,219,693,256.50

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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.