Home / 197,345,332.80-296,017,999.20-136,123,329.60

Finding the Fourth Proportional to 197,345,332.80, 296,017,999.20 and 136,123,329.60

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Solution

The fourth proportional to 197,345,332.80, 296,017,999.20 and 136,123,329.60 is: 204,184,994.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,345,332.80 : 296,017,999.20 = 136,123,329.60 : x
  2. Step 2: Convert to fraction form
    197,345,332.80/296,017,999.20 = 136,123,329.60/x
  3. Step 3: Cross multiply
    197,345,332.80x = 296,017,999.20 × 136,123,329.60
  4. Step 4: Simplify right side
    197,345,332.80x = 40,294,955,672,634,136
  5. Step 5: Solve for x
    x = 40,294,955,672,634,136/197,345,332.80
  6. Step 6: Final answer
    x = 204,184,994.40

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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.