Home / 133,653,309.32-200,169,070.95-129,975,540.77

Finding the Fourth Proportional to 133,653,309.32, 200,169,070.95 and 129,975,540.77

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Solution

The fourth proportional to 133,653,309.32, 200,169,070.95 and 129,975,540.77 is: 194,660,973.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,653,309.32 : 200,169,070.95 = 129,975,540.77 : x
  2. Step 2: Convert to fraction form
    133,653,309.32/200,169,070.95 = 129,975,540.77/x
  3. Step 3: Cross multiply
    133,653,309.32x = 200,169,070.95 × 129,975,540.77
  4. Step 4: Simplify right side
    133,653,309.32x = 26,017,083,242,154,744
  5. Step 5: Solve for x
    x = 26,017,083,242,154,744/133,653,309.32
  6. Step 6: Final answer
    x = 194,660,973.04

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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.