Home / 112,566,429.16-155,328,619.35-63,009,577.78

Finding the Fourth Proportional to 112,566,429.16, 155,328,619.35 and 63,009,577.78

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Solution

The fourth proportional to 112,566,429.16, 155,328,619.35 and 63,009,577.78 is: 86,945,910.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,566,429.16 : 155,328,619.35 = 63,009,577.78 : x
  2. Step 2: Convert to fraction form
    112,566,429.16/155,328,619.35 = 63,009,577.78/x
  3. Step 3: Cross multiply
    112,566,429.16x = 155,328,619.35 × 63,009,577.78
  4. Step 4: Simplify right side
    112,566,429.16x = 9,787,190,722,393,838
  5. Step 5: Solve for x
    x = 9,787,190,722,393,838/112,566,429.16
  6. Step 6: Final answer
    x = 86,945,910.92

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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.