Home / 313,848,380.16-470,767,836.60-141,203,275.92

Finding the Fourth Proportional to 313,848,380.16, 470,767,836.60 and 141,203,275.92

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Solution

The fourth proportional to 313,848,380.16, 470,767,836.60 and 141,203,275.92 is: 211,802,784.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,848,380.16 : 470,767,836.60 = 141,203,275.92 : x
  2. Step 2: Convert to fraction form
    313,848,380.16/470,767,836.60 = 141,203,275.92/x
  3. Step 3: Cross multiply
    313,848,380.16x = 470,767,836.60 × 141,203,275.92
  4. Step 4: Simplify right side
    313,848,380.16x = 66,473,960,725,691,272
  5. Step 5: Solve for x
    x = 66,473,960,725,691,272/313,848,380.16
  6. Step 6: Final answer
    x = 211,802,784.17

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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.