Home / 133,088,454.42-183,662,630.28-72,738,666.96

Finding the Fourth Proportional to 133,088,454.42, 183,662,630.28 and 72,738,666.96

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Solution

The fourth proportional to 133,088,454.42, 183,662,630.28 and 72,738,666.96 is: 100,379,668.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,088,454.42 : 183,662,630.28 = 72,738,666.96 : x
  2. Step 2: Convert to fraction form
    133,088,454.42/183,662,630.28 = 72,738,666.96/x
  3. Step 3: Cross multiply
    133,088,454.42x = 183,662,630.28 × 72,738,666.96
  4. Step 4: Simplify right side
    133,088,454.42x = 13,359,374,896,934,530
  5. Step 5: Solve for x
    x = 13,359,374,896,934,530/133,088,454.42
  6. Step 6: Final answer
    x = 100,379,668.21

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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.