Home / 5,312,078,108.42-7,328,020,042.74-3,167,172,046.46

Finding the Fourth Proportional to 5,312,078,108.42, 7,328,020,042.74 and 3,167,172,046.46

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Solution

The fourth proportional to 5,312,078,108.42, 7,328,020,042.74 and 3,167,172,046.46 is: 4,369,118,782.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312,078,108.42 : 7,328,020,042.74 = 3,167,172,046.46 : x
  2. Step 2: Convert to fraction form
    5,312,078,108.42/7,328,020,042.74 = 3,167,172,046.46/x
  3. Step 3: Cross multiply
    5,312,078,108.42x = 7,328,020,042.74 × 3,167,172,046.46
  4. Step 4: Simplify right side
    5,312,078,108.42x = 23,209,100,235,295,416,320
  5. Step 5: Solve for x
    x = 23,209,100,235,295,416,320/5,312,078,108.42
  6. Step 6: Final answer
    x = 4,369,118,782.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.