Home / 12,754,598,997.60-19,131,898,496.40-11,009,771,906.40

Finding the Fourth Proportional to 12,754,598,997.60, 19,131,898,496.40 and 11,009,771,906.40

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Solution

The fourth proportional to 12,754,598,997.60, 19,131,898,496.40 and 11,009,771,906.40 is: 16,514,657,859.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,754,598,997.60 : 19,131,898,496.40 = 11,009,771,906.40 : x
  2. Step 2: Convert to fraction form
    12,754,598,997.60/19,131,898,496.40 = 11,009,771,906.40/x
  3. Step 3: Cross multiply
    12,754,598,997.60x = 19,131,898,496.40 × 11,009,771,906.40
  4. Step 4: Simplify right side
    12,754,598,997.60x = 210,637,838,581,761,146,880
  5. Step 5: Solve for x
    x = 210,637,838,581,761,146,880/12,754,598,997.60
  6. Step 6: Final answer
    x = 16,514,657,859.60

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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.