Home / 409,915,167.74-614,378,743.23-188,280,667.27

Finding the Fourth Proportional to 409,915,167.74, 614,378,743.23 and 188,280,667.27

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Solution

The fourth proportional to 409,915,167.74, 614,378,743.23 and 188,280,667.27 is: 282,194,094.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,915,167.74 : 614,378,743.23 = 188,280,667.27 : x
  2. Step 2: Convert to fraction form
    409,915,167.74/614,378,743.23 = 188,280,667.27/x
  3. Step 3: Cross multiply
    409,915,167.74x = 614,378,743.23 × 188,280,667.27
  4. Step 4: Simplify right side
    409,915,167.74x = 115,675,639,730,312,464
  5. Step 5: Solve for x
    x = 115,675,639,730,312,464/409,915,167.74
  6. Step 6: Final answer
    x = 282,194,094.86

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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.