Home / 251,688,801.90-376,895,473.65-200,670,465.90

Finding the Fourth Proportional to 251,688,801.90, 376,895,473.65 and 200,670,465.90

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Solution

The fourth proportional to 251,688,801.90, 376,895,473.65 and 200,670,465.90 is: 300,497,239.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,688,801.90 : 376,895,473.65 = 200,670,465.90 : x
  2. Step 2: Convert to fraction form
    251,688,801.90/376,895,473.65 = 200,670,465.90/x
  3. Step 3: Cross multiply
    251,688,801.90x = 376,895,473.65 × 200,670,465.90
  4. Step 4: Simplify right side
    251,688,801.90x = 75,631,790,292,946,672
  5. Step 5: Solve for x
    x = 75,631,790,292,946,672/251,688,801.90
  6. Step 6: Final answer
    x = 300,497,239.93

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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.