Home / 107,838,141.10-161,757,211.65-31,163,670.70

Finding the Fourth Proportional to 107,838,141.10, 161,757,211.65 and 31,163,670.70

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Solution

The fourth proportional to 107,838,141.10, 161,757,211.65 and 31,163,670.70 is: 46,745,506.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,838,141.10 : 161,757,211.65 = 31,163,670.70 : x
  2. Step 2: Convert to fraction form
    107,838,141.10/161,757,211.65 = 31,163,670.70/x
  3. Step 3: Cross multiply
    107,838,141.10x = 161,757,211.65 × 31,163,670.70
  4. Step 4: Simplify right side
    107,838,141.10x = 5,040,948,477,210,804
  5. Step 5: Solve for x
    x = 5,040,948,477,210,804/107,838,141.10
  6. Step 6: Final answer
    x = 46,745,506.05

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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.