Home / 668,908,458.79-1,003,372,778.45-232,223,014.56

Finding the Fourth Proportional to 668,908,458.79, 1,003,372,778.45 and 232,223,014.56

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Solution

The fourth proportional to 668,908,458.79, 1,003,372,778.45 and 232,223,014.56 is: 348,338,024.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,908,458.79 : 1,003,372,778.45 = 232,223,014.56 : x
  2. Step 2: Convert to fraction form
    668,908,458.79/1,003,372,778.45 = 232,223,014.56/x
  3. Step 3: Cross multiply
    668,908,458.79x = 1,003,372,778.45 × 232,223,014.56
  4. Step 4: Simplify right side
    668,908,458.79x = 233,006,251,340,077,536
  5. Step 5: Solve for x
    x = 233,006,251,340,077,536/668,908,458.79
  6. Step 6: Final answer
    x = 348,338,024.85

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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.