Home / 18,281,573,280.31-25,228,775,652.94-10,143,524,044.45

Finding the Fourth Proportional to 18,281,573,280.31, 25,228,775,652.94 and 10,143,524,044.45

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Solution

The fourth proportional to 18,281,573,280.31, 25,228,775,652.94 and 10,143,524,044.45 is: 13,998,176,662.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,281,573,280.31 : 25,228,775,652.94 = 10,143,524,044.45 : x
  2. Step 2: Convert to fraction form
    18,281,573,280.31/25,228,775,652.94 = 10,143,524,044.45/x
  3. Step 3: Cross multiply
    18,281,573,280.31x = 25,228,775,652.94 × 10,143,524,044.45
  4. Step 4: Simplify right side
    18,281,573,280.31x = 255,908,692,447,727,616,000
  5. Step 5: Solve for x
    x = 255,908,692,447,727,616,000/18,281,573,280.31
  6. Step 6: Final answer
    x = 13,998,176,662.58

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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.