Home / 251,011,076.70-376,516,615.05-89,394,692.70

Finding the Fourth Proportional to 251,011,076.70, 376,516,615.05 and 89,394,692.70

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Solution

The fourth proportional to 251,011,076.70, 376,516,615.05 and 89,394,692.70 is: 134,092,039.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,011,076.70 : 376,516,615.05 = 89,394,692.70 : x
  2. Step 2: Convert to fraction form
    251,011,076.70/376,516,615.05 = 89,394,692.70/x
  3. Step 3: Cross multiply
    251,011,076.70x = 376,516,615.05 × 89,394,692.70
  4. Step 4: Simplify right side
    251,011,076.70x = 33,658,587,098,838,948
  5. Step 5: Solve for x
    x = 33,658,587,098,838,948/251,011,076.70
  6. Step 6: Final answer
    x = 134,092,039.05

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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.