Home / 386,176,532.60-579,936,645.30-204,778,004.60

Finding the Fourth Proportional to 386,176,532.60, 579,936,645.30 and 204,778,004.60

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Solution

The fourth proportional to 386,176,532.60, 579,936,645.30 and 204,778,004.60 is: 307,523,267.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,176,532.60 : 579,936,645.30 = 204,778,004.60 : x
  2. Step 2: Convert to fraction form
    386,176,532.60/579,936,645.30 = 204,778,004.60/x
  3. Step 3: Cross multiply
    386,176,532.60x = 579,936,645.30 × 204,778,004.60
  4. Step 4: Simplify right side
    386,176,532.60x = 118,758,269,018,951,952
  5. Step 5: Solve for x
    x = 118,758,269,018,951,952/386,176,532.60
  6. Step 6: Final answer
    x = 307,523,267.19

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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.