Home / 620,230,834.14-855,959,972.31-341,772,314.46

Finding the Fourth Proportional to 620,230,834.14, 855,959,972.31 and 341,772,314.46

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Solution

The fourth proportional to 620,230,834.14, 855,959,972.31 and 341,772,314.46 is: 471,668,618.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,230,834.14 : 855,959,972.31 = 341,772,314.46 : x
  2. Step 2: Convert to fraction form
    620,230,834.14/855,959,972.31 = 341,772,314.46/x
  3. Step 3: Cross multiply
    620,230,834.14x = 855,959,972.31 × 341,772,314.46
  4. Step 4: Simplify right side
    620,230,834.14x = 292,543,420,821,506,176
  5. Step 5: Solve for x
    x = 292,543,420,821,506,176/620,230,834.14
  6. Step 6: Final answer
    x = 471,668,618.71

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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.