Home / 101,686,296-140,324,131.08-57,637,348.32

Finding the Fourth Proportional to 101,686,296, 140,324,131.08 and 57,637,348.32

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Solution

The fourth proportional to 101,686,296, 140,324,131.08 and 57,637,348.32 is: 79,537,864.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,686,296 : 140,324,131.08 = 57,637,348.32 : x
  2. Step 2: Convert to fraction form
    101,686,296/140,324,131.08 = 57,637,348.32/x
  3. Step 3: Cross multiply
    101,686,296x = 140,324,131.08 × 57,637,348.32
  4. Step 4: Simplify right side
    101,686,296x = 8,087,910,820,759,299
  5. Step 5: Solve for x
    x = 8,087,910,820,759,299/101,686,296
  6. Step 6: Final answer
    x = 79,537,864.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.