Home / 113,266,787.18-169,604,129.30-106,362,917.51

Finding the Fourth Proportional to 113,266,787.18, 169,604,129.30 and 106,362,917.51

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Solution

The fourth proportional to 113,266,787.18, 169,604,129.30 and 106,362,917.51 is: 159,266,369.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,266,787.18 : 169,604,129.30 = 106,362,917.51 : x
  2. Step 2: Convert to fraction form
    113,266,787.18/169,604,129.30 = 106,362,917.51/x
  3. Step 3: Cross multiply
    113,266,787.18x = 169,604,129.30 × 106,362,917.51
  4. Step 4: Simplify right side
    113,266,787.18x = 18,039,590,012,711,436
  5. Step 5: Solve for x
    x = 18,039,590,012,711,436/113,266,787.18
  6. Step 6: Final answer
    x = 159,266,369.80

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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.