Home / 292,577,771.70-438,866,657.55-265,793,145.30

Finding the Fourth Proportional to 292,577,771.70, 438,866,657.55 and 265,793,145.30

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Solution

The fourth proportional to 292,577,771.70, 438,866,657.55 and 265,793,145.30 is: 398,689,717.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,577,771.70 : 438,866,657.55 = 265,793,145.30 : x
  2. Step 2: Convert to fraction form
    292,577,771.70/438,866,657.55 = 265,793,145.30/x
  3. Step 3: Cross multiply
    292,577,771.70x = 438,866,657.55 × 265,793,145.30
  4. Step 4: Simplify right side
    292,577,771.70x = 116,647,749,277,512,496
  5. Step 5: Solve for x
    x = 116,647,749,277,512,496/292,577,771.70
  6. Step 6: Final answer
    x = 398,689,717.95

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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.