Home / 351,429,261.14-526,772,225.10-129,958,295.78

Finding the Fourth Proportional to 351,429,261.14, 526,772,225.10 and 129,958,295.78

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Solution

The fourth proportional to 351,429,261.14, 526,772,225.10 and 129,958,295.78 is: 194,800,001.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,429,261.14 : 526,772,225.10 = 129,958,295.78 : x
  2. Step 2: Convert to fraction form
    351,429,261.14/526,772,225.10 = 129,958,295.78/x
  3. Step 3: Cross multiply
    351,429,261.14x = 526,772,225.10 × 129,958,295.78
  4. Step 4: Simplify right side
    351,429,261.14x = 68,458,420,638,234,544
  5. Step 5: Solve for x
    x = 68,458,420,638,234,544/351,429,261.14
  6. Step 6: Final answer
    x = 194,800,001.62

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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.