Home / 98,348,100.40-135,738,144.12-58,658,174.92

Finding the Fourth Proportional to 98,348,100.40, 135,738,144.12 and 58,658,174.92

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Solution

The fourth proportional to 98,348,100.40, 135,738,144.12 and 58,658,174.92 is: 80,958,877.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,348,100.40 : 135,738,144.12 = 58,658,174.92 : x
  2. Step 2: Convert to fraction form
    98,348,100.40/135,738,144.12 = 58,658,174.92/x
  3. Step 3: Cross multiply
    98,348,100.40x = 135,738,144.12 × 58,658,174.92
  4. Step 4: Simplify right side
    98,348,100.40x = 7,962,151,801,107,130
  5. Step 5: Solve for x
    x = 7,962,151,801,107,130/98,348,100.40
  6. Step 6: Final answer
    x = 80,958,877.38

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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.