Home / 215,606,274.30-323,409,411.45-146,731,520.70

Finding the Fourth Proportional to 215,606,274.30, 323,409,411.45 and 146,731,520.70

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Solution

The fourth proportional to 215,606,274.30, 323,409,411.45 and 146,731,520.70 is: 220,097,281.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,606,274.30 : 323,409,411.45 = 146,731,520.70 : x
  2. Step 2: Convert to fraction form
    215,606,274.30/323,409,411.45 = 146,731,520.70/x
  3. Step 3: Cross multiply
    215,606,274.30x = 323,409,411.45 × 146,731,520.70
  4. Step 4: Simplify right side
    215,606,274.30x = 47,454,354,750,750,488
  5. Step 5: Solve for x
    x = 47,454,354,750,750,488/215,606,274.30
  6. Step 6: Final answer
    x = 220,097,281.05

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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.