Home / 201,205,363.65-301,808,045.48-109,372,358.85

Finding the Fourth Proportional to 201,205,363.65, 301,808,045.48 and 109,372,358.85

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Solution

The fourth proportional to 201,205,363.65, 301,808,045.48 and 109,372,358.85 is: 164,058,538.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,205,363.65 : 301,808,045.48 = 109,372,358.85 : x
  2. Step 2: Convert to fraction form
    201,205,363.65/301,808,045.48 = 109,372,358.85/x
  3. Step 3: Cross multiply
    201,205,363.65x = 301,808,045.48 × 109,372,358.85
  4. Step 4: Simplify right side
    201,205,363.65x = 33,009,457,853,508,820
  5. Step 5: Solve for x
    x = 33,009,457,853,508,820/201,205,363.65
  6. Step 6: Final answer
    x = 164,058,538.28

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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.