Home / 10,917,504,828.30-16,376,257,242.45-9,103,519,548.30

Finding the Fourth Proportional to 10,917,504,828.30, 16,376,257,242.45 and 9,103,519,548.30

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Solution

The fourth proportional to 10,917,504,828.30, 16,376,257,242.45 and 9,103,519,548.30 is: 13,655,279,322.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,917,504,828.30 : 16,376,257,242.45 = 9,103,519,548.30 : x
  2. Step 2: Convert to fraction form
    10,917,504,828.30/16,376,257,242.45 = 9,103,519,548.30/x
  3. Step 3: Cross multiply
    10,917,504,828.30x = 16,376,257,242.45 × 9,103,519,548.30
  4. Step 4: Simplify right side
    10,917,504,828.30x = 149,081,577,934,633,009,152
  5. Step 5: Solve for x
    x = 149,081,577,934,633,009,152/10,917,504,828.30
  6. Step 6: Final answer
    x = 13,655,279,322.45

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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.