Home / 108,889,052.95-163,333,579.43-84,230,190.55

Finding the Fourth Proportional to 108,889,052.95, 163,333,579.43 and 84,230,190.55

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Solution

The fourth proportional to 108,889,052.95, 163,333,579.43 and 84,230,190.55 is: 126,345,285.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,889,052.95 : 163,333,579.43 = 84,230,190.55 : x
  2. Step 2: Convert to fraction form
    108,889,052.95/163,333,579.43 = 84,230,190.55/x
  3. Step 3: Cross multiply
    108,889,052.95x = 163,333,579.43 × 84,230,190.55
  4. Step 4: Simplify right side
    108,889,052.95x = 13,757,618,518,602,460
  5. Step 5: Solve for x
    x = 13,757,618,518,602,460/108,889,052.95
  6. Step 6: Final answer
    x = 126,345,285.83

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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.