Home / 205,216,336.23-283,198,817.17-111,130,645.53

Finding the Fourth Proportional to 205,216,336.23, 283,198,817.17 and 111,130,645.53

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Solution

The fourth proportional to 205,216,336.23, 283,198,817.17 and 111,130,645.53 is: 153,360,438.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,216,336.23 : 283,198,817.17 = 111,130,645.53 : x
  2. Step 2: Convert to fraction form
    205,216,336.23/283,198,817.17 = 111,130,645.53/x
  3. Step 3: Cross multiply
    205,216,336.23x = 283,198,817.17 × 111,130,645.53
  4. Step 4: Simplify right side
    205,216,336.23x = 31,472,067,365,041,044
  5. Step 5: Solve for x
    x = 31,472,067,365,041,044/205,216,336.23
  6. Step 6: Final answer
    x = 153,360,438.76

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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.