Home / 527,010,959.68-790,681,647.93-317,150,631.43

Finding the Fourth Proportional to 527,010,959.68, 790,681,647.93 and 317,150,631.43

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Solution

The fourth proportional to 527,010,959.68, 790,681,647.93 and 317,150,631.43 is: 475,825,368.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,010,959.68 : 790,681,647.93 = 317,150,631.43 : x
  2. Step 2: Convert to fraction form
    527,010,959.68/790,681,647.93 = 317,150,631.43/x
  3. Step 3: Cross multiply
    527,010,959.68x = 790,681,647.93 × 317,150,631.43
  4. Step 4: Simplify right side
    527,010,959.68x = 250,765,183,901,112,448
  5. Step 5: Solve for x
    x = 250,765,183,901,112,448/527,010,959.68
  6. Step 6: Final answer
    x = 475,825,368.14

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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.