Home / 133,528,645.80-200,292,968.70-112,005,285.30

Finding the Fourth Proportional to 133,528,645.80, 200,292,968.70 and 112,005,285.30

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Solution

The fourth proportional to 133,528,645.80, 200,292,968.70 and 112,005,285.30 is: 168,007,927.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,528,645.80 : 200,292,968.70 = 112,005,285.30 : x
  2. Step 2: Convert to fraction form
    133,528,645.80/200,292,968.70 = 112,005,285.30/x
  3. Step 3: Cross multiply
    133,528,645.80x = 200,292,968.70 × 112,005,285.30
  4. Step 4: Simplify right side
    133,528,645.80x = 22,433,871,102,827,468
  5. Step 5: Solve for x
    x = 22,433,871,102,827,468/133,528,645.80
  6. Step 6: Final answer
    x = 168,007,927.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.