Home / 117,782,793.18-162,537,079.01-65,571,833.43

Finding the Fourth Proportional to 117,782,793.18, 162,537,079.01 and 65,571,833.43

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Solution

The fourth proportional to 117,782,793.18, 162,537,079.01 and 65,571,833.43 is: 90,487,362.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,782,793.18 : 162,537,079.01 = 65,571,833.43 : x
  2. Step 2: Convert to fraction form
    117,782,793.18/162,537,079.01 = 65,571,833.43/x
  3. Step 3: Cross multiply
    117,782,793.18x = 162,537,079.01 × 65,571,833.43
  4. Step 4: Simplify right side
    117,782,793.18x = 10,657,854,270,714,610
  5. Step 5: Solve for x
    x = 10,657,854,270,714,610/117,782,793.18
  6. Step 6: Final answer
    x = 90,487,362.23

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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.