Home / 199,472,732.40-299,209,098.60-122,945,228.40

Finding the Fourth Proportional to 199,472,732.40, 299,209,098.60 and 122,945,228.40

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Solution

The fourth proportional to 199,472,732.40, 299,209,098.60 and 122,945,228.40 is: 184,417,842.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,472,732.40 : 299,209,098.60 = 122,945,228.40 : x
  2. Step 2: Convert to fraction form
    199,472,732.40/299,209,098.60 = 122,945,228.40/x
  3. Step 3: Cross multiply
    199,472,732.40x = 299,209,098.60 × 122,945,228.40
  4. Step 4: Simplify right side
    199,472,732.40x = 36,786,330,966,735,128
  5. Step 5: Solve for x
    x = 36,786,330,966,735,128/199,472,732.40
  6. Step 6: Final answer
    x = 184,417,842.60

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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.