Home / 406,258,037.12-560,807,711.97-274,277,801.73

Finding the Fourth Proportional to 406,258,037.12, 560,807,711.97 and 274,277,801.73

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Solution

The fourth proportional to 406,258,037.12, 560,807,711.97 and 274,277,801.73 is: 378,619,233.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,258,037.12 : 560,807,711.97 = 274,277,801.73 : x
  2. Step 2: Convert to fraction form
    406,258,037.12/560,807,711.97 = 274,277,801.73/x
  3. Step 3: Cross multiply
    406,258,037.12x = 560,807,711.97 × 274,277,801.73
  4. Step 4: Simplify right side
    406,258,037.12x = 153,817,106,432,362,624
  5. Step 5: Solve for x
    x = 153,817,106,432,362,624/406,258,037.12
  6. Step 6: Final answer
    x = 378,619,233.05

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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.