Home / 313,827,171.05-432,901,154.98-196,148,271.53

Finding the Fourth Proportional to 313,827,171.05, 432,901,154.98 and 196,148,271.53

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Solution

The fourth proportional to 313,827,171.05, 432,901,154.98 and 196,148,271.53 is: 270,571,897.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,827,171.05 : 432,901,154.98 = 196,148,271.53 : x
  2. Step 2: Convert to fraction form
    313,827,171.05/432,901,154.98 = 196,148,271.53/x
  3. Step 3: Cross multiply
    313,827,171.05x = 432,901,154.98 × 196,148,271.53
  4. Step 4: Simplify right side
    313,827,171.05x = 84,912,813,292,667,648
  5. Step 5: Solve for x
    x = 84,912,813,292,667,648/313,827,171.05
  6. Step 6: Final answer
    x = 270,571,897.93

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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.