Home / 205,460,852.13-283,535,907.71-112,639,367.07

Finding the Fourth Proportional to 205,460,852.13, 283,535,907.71 and 112,639,367.07

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Solution

The fourth proportional to 205,460,852.13, 283,535,907.71 and 112,639,367.07 is: 155,442,289.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,460,852.13 : 283,535,907.71 = 112,639,367.07 : x
  2. Step 2: Convert to fraction form
    205,460,852.13/283,535,907.71 = 112,639,367.07/x
  3. Step 3: Cross multiply
    205,460,852.13x = 283,535,907.71 × 112,639,367.07
  4. Step 4: Simplify right side
    205,460,852.13x = 31,937,305,185,509,132
  5. Step 5: Solve for x
    x = 31,937,305,185,509,132/205,460,852.13
  6. Step 6: Final answer
    x = 155,442,289.15

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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.