Home / 85,885,627.45-119,984,786.75-85,885,627.45

Finding the Fourth Proportional to 85,885,627.45, 119,984,786.75 and 85,885,627.45

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Solution

The fourth proportional to 85,885,627.45, 119,984,786.75 and 85,885,627.45 is: 119,984,786.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,885,627.45 : 119,984,786.75 = 85,885,627.45 : x
  2. Step 2: Convert to fraction form
    85,885,627.45/119,984,786.75 = 85,885,627.45/x
  3. Step 3: Cross multiply
    85,885,627.45x = 119,984,786.75 × 85,885,627.45
  4. Step 4: Simplify right side
    85,885,627.45x = 10,304,968,694,478,196
  5. Step 5: Solve for x
    x = 10,304,968,694,478,196/85,885,627.45
  6. Step 6: Final answer
    x = 119,984,786.75

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.