Home / 255,365,031.34-383,101,376.37-82,828,421.74

Finding the Fourth Proportional to 255,365,031.34, 383,101,376.37 and 82,828,421.74

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Solution

The fourth proportional to 255,365,031.34, 383,101,376.37 and 82,828,421.74 is: 124,260,092.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,365,031.34 : 383,101,376.37 = 82,828,421.74 : x
  2. Step 2: Convert to fraction form
    255,365,031.34/383,101,376.37 = 82,828,421.74/x
  3. Step 3: Cross multiply
    255,365,031.34x = 383,101,376.37 × 82,828,421.74
  4. Step 4: Simplify right side
    255,365,031.34x = 31,731,682,371,148,828
  5. Step 5: Solve for x
    x = 31,731,682,371,148,828/255,365,031.34
  6. Step 6: Final answer
    x = 124,260,092.33

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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.