Home / 305,569,521.72-458,369,484.72-87,252,256.44

Finding the Fourth Proportional to 305,569,521.72, 458,369,484.72 and 87,252,256.44

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Solution

The fourth proportional to 305,569,521.72, 458,369,484.72 and 87,252,256.44 is: 130,882,725.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,569,521.72 : 458,369,484.72 = 87,252,256.44 : x
  2. Step 2: Convert to fraction form
    305,569,521.72/458,369,484.72 = 87,252,256.44/x
  3. Step 3: Cross multiply
    305,569,521.72x = 458,369,484.72 × 87,252,256.44
  4. Step 4: Simplify right side
    305,569,521.72x = 39,993,771,825,060,104
  5. Step 5: Solve for x
    x = 39,993,771,825,060,104/305,569,521.72
  6. Step 6: Final answer
    x = 130,882,725.48

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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.