Home / 206,864,525.10-310,296,787.65-91,726,848.30

Finding the Fourth Proportional to 206,864,525.10, 310,296,787.65 and 91,726,848.30

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Solution

The fourth proportional to 206,864,525.10, 310,296,787.65 and 91,726,848.30 is: 137,590,272.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,864,525.10 : 310,296,787.65 = 91,726,848.30 : x
  2. Step 2: Convert to fraction form
    206,864,525.10/310,296,787.65 = 91,726,848.30/x
  3. Step 3: Cross multiply
    206,864,525.10x = 310,296,787.65 × 91,726,848.30
  4. Step 4: Simplify right side
    206,864,525.10x = 28,462,546,368,748,860
  5. Step 5: Solve for x
    x = 28,462,546,368,748,860/206,864,525.10
  6. Step 6: Final answer
    x = 137,590,272.45

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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.