Home / 486,776,546.98-671,752,225.32-263,758,056.16

Finding the Fourth Proportional to 486,776,546.98, 671,752,225.32 and 263,758,056.16

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Solution

The fourth proportional to 486,776,546.98, 671,752,225.32 and 263,758,056.16 is: 363,986,437.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,776,546.98 : 671,752,225.32 = 263,758,056.16 : x
  2. Step 2: Convert to fraction form
    486,776,546.98/671,752,225.32 = 263,758,056.16/x
  3. Step 3: Cross multiply
    486,776,546.98x = 671,752,225.32 × 263,758,056.16
  4. Step 4: Simplify right side
    486,776,546.98x = 177,180,061,171,557,536
  5. Step 5: Solve for x
    x = 177,180,061,171,557,536/486,776,546.98
  6. Step 6: Final answer
    x = 363,986,437.45

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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.