Home / 172,472,620.01-238,011,004.81-94,156,173.50

Finding the Fourth Proportional to 172,472,620.01, 238,011,004.81 and 94,156,173.50

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Solution

The fourth proportional to 172,472,620.01, 238,011,004.81 and 94,156,173.50 is: 129,934,858.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,472,620.01 : 238,011,004.81 = 94,156,173.50 : x
  2. Step 2: Convert to fraction form
    172,472,620.01/238,011,004.81 = 94,156,173.50/x
  3. Step 3: Cross multiply
    172,472,620.01x = 238,011,004.81 × 94,156,173.50
  4. Step 4: Simplify right side
    172,472,620.01x = 22,410,205,462,727,336
  5. Step 5: Solve for x
    x = 22,410,205,462,727,336/172,472,620.01
  6. Step 6: Final answer
    x = 129,934,858.43

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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.