Home / 226,618,164,141.12-312,737,419,463.88-123,739,362,881.46

Finding the Fourth Proportional to 226,618,164,141.12, 312,737,419,463.88 and 123,739,362,881.46

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Solution

The fourth proportional to 226,618,164,141.12, 312,737,419,463.88 and 123,739,362,881.46 is: 170,762,697,598.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,618,164,141.12 : 312,737,419,463.88 = 123,739,362,881.46 : x
  2. Step 2: Convert to fraction form
    226,618,164,141.12/312,737,419,463.88 = 123,739,362,881.46/x
  3. Step 3: Cross multiply
    226,618,164,141.12x = 312,737,419,463.88 × 123,739,362,881.46
  4. Step 4: Simplify right side
    226,618,164,141.12x = 38,697,929,033,652,421,787,648
  5. Step 5: Solve for x
    x = 38,697,929,033,652,421,787,648/226,618,164,141.12
  6. Step 6: Final answer
    x = 170,762,697,598.92

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1.5x scale

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.