Home / 165,894,679.20-248,842,018.80-50,896,970.40

Finding the Fourth Proportional to 165,894,679.20, 248,842,018.80 and 50,896,970.40

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Solution

The fourth proportional to 165,894,679.20, 248,842,018.80 and 50,896,970.40 is: 76,345,455.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,894,679.20 : 248,842,018.80 = 50,896,970.40 : x
  2. Step 2: Convert to fraction form
    165,894,679.20/248,842,018.80 = 50,896,970.40/x
  3. Step 3: Cross multiply
    165,894,679.20x = 248,842,018.80 × 50,896,970.40
  4. Step 4: Simplify right side
    165,894,679.20x = 12,665,304,865,139,844
  5. Step 5: Solve for x
    x = 12,665,304,865,139,844/165,894,679.20
  6. Step 6: Final answer
    x = 76,345,455.60

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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.