Home / 674,029,868.24-1,010,972,368.56-457,072,819.76

Finding the Fourth Proportional to 674,029,868.24, 1,010,972,368.56 and 457,072,819.76

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Solution

The fourth proportional to 674,029,868.24, 1,010,972,368.56 and 457,072,819.76 is: 685,560,110.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,029,868.24 : 1,010,972,368.56 = 457,072,819.76 : x
  2. Step 2: Convert to fraction form
    674,029,868.24/1,010,972,368.56 = 457,072,819.76/x
  3. Step 3: Cross multiply
    674,029,868.24x = 1,010,972,368.56 × 457,072,819.76
  4. Step 4: Simplify right side
    674,029,868.24x = 462,087,991,197,165,120
  5. Step 5: Solve for x
    x = 462,087,991,197,165,120/674,029,868.24
  6. Step 6: Final answer
    x = 685,560,110.87

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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.