Home / 880,767,338.46-1,320,278,339.59-413,592,473.94

Finding the Fourth Proportional to 880,767,338.46, 1,320,278,339.59 and 413,592,473.94

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Solution

The fourth proportional to 880,767,338.46, 1,320,278,339.59 and 413,592,473.94 is: 619,978,921.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,767,338.46 : 1,320,278,339.59 = 413,592,473.94 : x
  2. Step 2: Convert to fraction form
    880,767,338.46/1,320,278,339.59 = 413,592,473.94/x
  3. Step 3: Cross multiply
    880,767,338.46x = 1,320,278,339.59 × 413,592,473.94
  4. Step 4: Simplify right side
    880,767,338.46x = 546,057,184,760,423,488
  5. Step 5: Solve for x
    x = 546,057,184,760,423,488/880,767,338.46
  6. Step 6: Final answer
    x = 619,978,921.69

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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.