Home / 125,982,212.10-188,973,318.15-53,174,795.10

Finding the Fourth Proportional to 125,982,212.10, 188,973,318.15 and 53,174,795.10

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Solution

The fourth proportional to 125,982,212.10, 188,973,318.15 and 53,174,795.10 is: 79,762,192.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,982,212.10 : 188,973,318.15 = 53,174,795.10 : x
  2. Step 2: Convert to fraction form
    125,982,212.10/188,973,318.15 = 53,174,795.10/x
  3. Step 3: Cross multiply
    125,982,212.10x = 188,973,318.15 × 53,174,795.10
  4. Step 4: Simplify right side
    125,982,212.10x = 10,048,617,471,993,362
  5. Step 5: Solve for x
    x = 10,048,617,471,993,362/125,982,212.10
  6. Step 6: Final answer
    x = 79,762,192.65

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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.