Home / 316,253,418.12-474,686,258.46-152,606,156.52

Finding the Fourth Proportional to 316,253,418.12, 474,686,258.46 and 152,606,156.52

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Solution

The fourth proportional to 316,253,418.12, 474,686,258.46 and 152,606,156.52 is: 229,056,956.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,253,418.12 : 474,686,258.46 = 152,606,156.52 : x
  2. Step 2: Convert to fraction form
    316,253,418.12/474,686,258.46 = 152,606,156.52/x
  3. Step 3: Cross multiply
    316,253,418.12x = 474,686,258.46 × 152,606,156.52
  4. Step 4: Simplify right side
    316,253,418.12x = 72,440,045,456,439,936
  5. Step 5: Solve for x
    x = 72,440,045,456,439,936/316,253,418.12
  6. Step 6: Final answer
    x = 229,056,956.56

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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.