Home / 838,817,729.28-1,258,225,511.04-225,401,963.04

Finding the Fourth Proportional to 838,817,729.28, 1,258,225,511.04 and 225,401,963.04

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Solution

The fourth proportional to 838,817,729.28, 1,258,225,511.04 and 225,401,963.04 is: 338,102,653.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,817,729.28 : 1,258,225,511.04 = 225,401,963.04 : x
  2. Step 2: Convert to fraction form
    838,817,729.28/1,258,225,511.04 = 225,401,963.04/x
  3. Step 3: Cross multiply
    838,817,729.28x = 1,258,225,511.04 × 225,401,963.04
  4. Step 4: Simplify right side
    838,817,729.28x = 283,606,500,135,423,168
  5. Step 5: Solve for x
    x = 283,606,500,135,423,168/838,817,729.28
  6. Step 6: Final answer
    x = 338,102,653.58

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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.