Home / 109,195,100.64-150,620,030.64-83,032,261.92

Finding the Fourth Proportional to 109,195,100.64, 150,620,030.64 and 83,032,261.92

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Solution

The fourth proportional to 109,195,100.64, 150,620,030.64 and 83,032,261.92 is: 114,531,895.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,195,100.64 : 150,620,030.64 = 83,032,261.92 : x
  2. Step 2: Convert to fraction form
    109,195,100.64/150,620,030.64 = 83,032,261.92/x
  3. Step 3: Cross multiply
    109,195,100.64x = 150,620,030.64 × 83,032,261.92
  4. Step 4: Simplify right side
    109,195,100.64x = 12,506,321,834,498,904
  5. Step 5: Solve for x
    x = 12,506,321,834,498,904/109,195,100.64
  6. Step 6: Final answer
    x = 114,531,895.31

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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.