Home / 232,730,785.80-349,096,178.70-213,079,278.60

Finding the Fourth Proportional to 232,730,785.80, 349,096,178.70 and 213,079,278.60

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Solution

The fourth proportional to 232,730,785.80, 349,096,178.70 and 213,079,278.60 is: 319,618,917.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,730,785.80 : 349,096,178.70 = 213,079,278.60 : x
  2. Step 2: Convert to fraction form
    232,730,785.80/349,096,178.70 = 213,079,278.60/x
  3. Step 3: Cross multiply
    232,730,785.80x = 349,096,178.70 × 213,079,278.60
  4. Step 4: Simplify right side
    232,730,785.80x = 74,385,161,919,412,688
  5. Step 5: Solve for x
    x = 74,385,161,919,412,688/232,730,785.80
  6. Step 6: Final answer
    x = 319,618,917.90

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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.