Home / 646,501,658.80-969,752,488.20-610,788,823.60

Finding the Fourth Proportional to 646,501,658.80, 969,752,488.20 and 610,788,823.60

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Solution

The fourth proportional to 646,501,658.80, 969,752,488.20 and 610,788,823.60 is: 916,183,235.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,501,658.80 : 969,752,488.20 = 610,788,823.60 : x
  2. Step 2: Convert to fraction form
    646,501,658.80/969,752,488.20 = 610,788,823.60/x
  3. Step 3: Cross multiply
    646,501,658.80x = 969,752,488.20 × 610,788,823.60
  4. Step 4: Simplify right side
    646,501,658.80x = 592,313,981,450,850,944
  5. Step 5: Solve for x
    x = 592,313,981,450,850,944/646,501,658.80
  6. Step 6: Final answer
    x = 916,183,235.40

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1.5x scale

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.