Home / 113,369,801.70-170,054,702.55-73,025,840.10

Finding the Fourth Proportional to 113,369,801.70, 170,054,702.55 and 73,025,840.10

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Solution

The fourth proportional to 113,369,801.70, 170,054,702.55 and 73,025,840.10 is: 109,538,760.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,369,801.70 : 170,054,702.55 = 73,025,840.10 : x
  2. Step 2: Convert to fraction form
    113,369,801.70/170,054,702.55 = 73,025,840.10/x
  3. Step 3: Cross multiply
    113,369,801.70x = 170,054,702.55 × 73,025,840.10
  4. Step 4: Simplify right side
    113,369,801.70x = 12,418,387,516,669,362
  5. Step 5: Solve for x
    x = 12,418,387,516,669,362/113,369,801.70
  6. Step 6: Final answer
    x = 109,538,760.15

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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.