Home / 231,042,328-346,490,280.48-75,560,206.72

Finding the Fourth Proportional to 231,042,328, 346,490,280.48 and 75,560,206.72

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Solution

The fourth proportional to 231,042,328, 346,490,280.48 and 75,560,206.72 is: 113,316,366.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,042,328 : 346,490,280.48 = 75,560,206.72 : x
  2. Step 2: Convert to fraction form
    231,042,328/346,490,280.48 = 75,560,206.72/x
  3. Step 3: Cross multiply
    231,042,328x = 346,490,280.48 × 75,560,206.72
  4. Step 4: Simplify right side
    231,042,328x = 26,180,877,219,539,580
  5. Step 5: Solve for x
    x = 26,180,877,219,539,580/231,042,328
  6. Step 6: Final answer
    x = 113,316,366.95

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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.