Home / 372,166,229.30-558,249,212.55-99,529,910.42

Finding the Fourth Proportional to 372,166,229.30, 558,249,212.55 and 99,529,910.42

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Solution

The fourth proportional to 372,166,229.30, 558,249,212.55 and 99,529,910.42 is: 149,294,830.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,166,229.30 : 558,249,212.55 = 99,529,910.42 : x
  2. Step 2: Convert to fraction form
    372,166,229.30/558,249,212.55 = 99,529,910.42/x
  3. Step 3: Cross multiply
    372,166,229.30x = 558,249,212.55 × 99,529,910.42
  4. Step 4: Simplify right side
    372,166,229.30x = 55,562,494,117,137,040
  5. Step 5: Solve for x
    x = 55,562,494,117,137,040/372,166,229.30
  6. Step 6: Final answer
    x = 149,294,830.49

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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.