Home / 469,001,930.12-703,508,877.90-123,952,574.60

Finding the Fourth Proportional to 469,001,930.12, 703,508,877.90 and 123,952,574.60

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Solution

The fourth proportional to 469,001,930.12, 703,508,877.90 and 123,952,574.60 is: 185,930,443.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,001,930.12 : 703,508,877.90 = 123,952,574.60 : x
  2. Step 2: Convert to fraction form
    469,001,930.12/703,508,877.90 = 123,952,574.60/x
  3. Step 3: Cross multiply
    469,001,930.12x = 703,508,877.90 × 123,952,574.60
  4. Step 4: Simplify right side
    469,001,930.12x = 87,201,736,669,662,032
  5. Step 5: Solve for x
    x = 87,201,736,669,662,032/469,001,930.12
  6. Step 6: Final answer
    x = 185,930,443.07

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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.