Home / 12,757,228,515.60-19,135,842,773.40-11,012,401,424.40

Finding the Fourth Proportional to 12,757,228,515.60, 19,135,842,773.40 and 11,012,401,424.40

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Solution

The fourth proportional to 12,757,228,515.60, 19,135,842,773.40 and 11,012,401,424.40 is: 16,518,602,136.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,757,228,515.60 : 19,135,842,773.40 = 11,012,401,424.40 : x
  2. Step 2: Convert to fraction form
    12,757,228,515.60/19,135,842,773.40 = 11,012,401,424.40/x
  3. Step 3: Cross multiply
    12,757,228,515.60x = 19,135,842,773.40 × 11,012,401,424.40
  4. Step 4: Simplify right side
    12,757,228,515.60x = 210,731,582,214,884,622,336
  5. Step 5: Solve for x
    x = 210,731,582,214,884,622,336/12,757,228,515.60
  6. Step 6: Final answer
    x = 16,518,602,136.60

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1.5x scale

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.