Home / 218,432,751.83-301,435,160.32-119,313,461.28

Finding the Fourth Proportional to 218,432,751.83, 301,435,160.32 and 119,313,461.28

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Solution

The fourth proportional to 218,432,751.83, 301,435,160.32 and 119,313,461.28 is: 164,651,463.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,432,751.83 : 301,435,160.32 = 119,313,461.28 : x
  2. Step 2: Convert to fraction form
    218,432,751.83/301,435,160.32 = 119,313,461.28/x
  3. Step 3: Cross multiply
    218,432,751.83x = 301,435,160.32 × 119,313,461.28
  4. Step 4: Simplify right side
    218,432,751.83x = 35,965,272,328,674,344
  5. Step 5: Solve for x
    x = 35,965,272,328,674,344/218,432,751.83
  6. Step 6: Final answer
    x = 164,651,463.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.