Home / 519,694,441.35-717,001,772.52-296,515,793.40

Finding the Fourth Proportional to 519,694,441.35, 717,001,772.52 and 296,515,793.40

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Solution

The fourth proportional to 519,694,441.35, 717,001,772.52 and 296,515,793.40 is: 409,091,059.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,694,441.35 : 717,001,772.52 = 296,515,793.40 : x
  2. Step 2: Convert to fraction form
    519,694,441.35/717,001,772.52 = 296,515,793.40/x
  3. Step 3: Cross multiply
    519,694,441.35x = 717,001,772.52 × 296,515,793.40
  4. Step 4: Simplify right side
    519,694,441.35x = 212,602,349,447,974,080
  5. Step 5: Solve for x
    x = 212,602,349,447,974,080/519,694,441.35
  6. Step 6: Final answer
    x = 409,091,059.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.