Home / 99,599,010.60-149,398,515.90-61,135,804.20

Finding the Fourth Proportional to 99,599,010.60, 149,398,515.90 and 61,135,804.20

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Solution

The fourth proportional to 99,599,010.60, 149,398,515.90 and 61,135,804.20 is: 91,703,706.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,599,010.60 : 149,398,515.90 = 61,135,804.20 : x
  2. Step 2: Convert to fraction form
    99,599,010.60/149,398,515.90 = 61,135,804.20/x
  3. Step 3: Cross multiply
    99,599,010.60x = 149,398,515.90 × 61,135,804.20
  4. Step 4: Simplify right side
    99,599,010.60x = 9,133,598,415,832,988
  5. Step 5: Solve for x
    x = 9,133,598,415,832,988/99,599,010.60
  6. Step 6: Final answer
    x = 91,703,706.30

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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.