Home / 98,197,473.84-147,290,865.57-30,040,165.32

Finding the Fourth Proportional to 98,197,473.84, 147,290,865.57 and 30,040,165.32

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Solution

The fourth proportional to 98,197,473.84, 147,290,865.57 and 30,040,165.32 is: 45,058,612.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,197,473.84 : 147,290,865.57 = 30,040,165.32 : x
  2. Step 2: Convert to fraction form
    98,197,473.84/147,290,865.57 = 30,040,165.32/x
  3. Step 3: Cross multiply
    98,197,473.84x = 147,290,865.57 × 30,040,165.32
  4. Step 4: Simplify right side
    98,197,473.84x = 4,424,641,951,848,696
  5. Step 5: Solve for x
    x = 4,424,641,951,848,696/98,197,473.84
  6. Step 6: Final answer
    x = 45,058,612.80

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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.