Home / 646,803,590.58-970,205,275.17-204,456,791.70

Finding the Fourth Proportional to 646,803,590.58, 970,205,275.17 and 204,456,791.70

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Solution

The fourth proportional to 646,803,590.58, 970,205,275.17 and 204,456,791.70 is: 306,685,152.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,803,590.58 : 970,205,275.17 = 204,456,791.70 : x
  2. Step 2: Convert to fraction form
    646,803,590.58/970,205,275.17 = 204,456,791.70/x
  3. Step 3: Cross multiply
    646,803,590.58x = 970,205,275.17 × 204,456,791.70
  4. Step 4: Simplify right side
    646,803,590.58x = 198,365,057,851,673,856
  5. Step 5: Solve for x
    x = 198,365,057,851,673,856/646,803,590.58
  6. Step 6: Final answer
    x = 306,685,152.56

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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.