Home / 481,071,422.48-663,878,563.08-261,054,848.48

Finding the Fourth Proportional to 481,071,422.48, 663,878,563.08 and 261,054,848.48

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Solution

The fourth proportional to 481,071,422.48, 663,878,563.08 and 261,054,848.48 is: 360,255,690.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,071,422.48 : 663,878,563.08 = 261,054,848.48 : x
  2. Step 2: Convert to fraction form
    481,071,422.48/663,878,563.08 = 261,054,848.48/x
  3. Step 3: Cross multiply
    481,071,422.48x = 663,878,563.08 × 261,054,848.48
  4. Step 4: Simplify right side
    481,071,422.48x = 173,308,717,689,671,168
  5. Step 5: Solve for x
    x = 173,308,717,689,671,168/481,071,422.48
  6. Step 6: Final answer
    x = 360,255,690.93

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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.