Home / 70,150,292.10-105,254,866.32-31,261,953.60

Finding the Fourth Proportional to 70,150,292.10, 105,254,866.32 and 31,261,953.60

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Solution

The fourth proportional to 70,150,292.10, 105,254,866.32 and 31,261,953.60 is: 46,906,044.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,150,292.10 : 105,254,866.32 = 31,261,953.60 : x
  2. Step 2: Convert to fraction form
    70,150,292.10/105,254,866.32 = 31,261,953.60/x
  3. Step 3: Cross multiply
    70,150,292.10x = 105,254,866.32 × 31,261,953.60
  4. Step 4: Simplify right side
    70,150,292.10x = 3,290,472,747,070,042.50
  5. Step 5: Solve for x
    x = 3,290,472,747,070,042.50/70,150,292.10
  6. Step 6: Final answer
    x = 46,906,044.84

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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.