Home / 616,818,893.42-925,231,489.41-207,878,586.86

Finding the Fourth Proportional to 616,818,893.42, 925,231,489.41 and 207,878,586.86

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Solution

The fourth proportional to 616,818,893.42, 925,231,489.41 and 207,878,586.86 is: 311,818,941.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,818,893.42 : 925,231,489.41 = 207,878,586.86 : x
  2. Step 2: Convert to fraction form
    616,818,893.42/925,231,489.41 = 207,878,586.86/x
  3. Step 3: Cross multiply
    616,818,893.42x = 925,231,489.41 × 207,878,586.86
  4. Step 4: Simplify right side
    616,818,893.42x = 192,335,814,533,033,280
  5. Step 5: Solve for x
    x = 192,335,814,533,033,280/616,818,893.42
  6. Step 6: Final answer
    x = 311,818,941.65

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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.