Home / 413,920,774.80-571,066,422.24-265,323,834.96

Finding the Fourth Proportional to 413,920,774.80, 571,066,422.24 and 265,323,834.96

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Solution

The fourth proportional to 413,920,774.80, 571,066,422.24 and 265,323,834.96 is: 366,054,429.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,920,774.80 : 571,066,422.24 = 265,323,834.96 : x
  2. Step 2: Convert to fraction form
    413,920,774.80/571,066,422.24 = 265,323,834.96/x
  3. Step 3: Cross multiply
    413,920,774.80x = 571,066,422.24 × 265,323,834.96
  4. Step 4: Simplify right side
    413,920,774.80x = 151,517,533,165,603,456
  5. Step 5: Solve for x
    x = 151,517,533,165,603,456/413,920,774.80
  6. Step 6: Final answer
    x = 366,054,429.71

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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.