Home / 624,031,214.10-936,046,821.15-442,632,686.10

Finding the Fourth Proportional to 624,031,214.10, 936,046,821.15 and 442,632,686.10

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Solution

The fourth proportional to 624,031,214.10, 936,046,821.15 and 442,632,686.10 is: 663,949,029.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,031,214.10 : 936,046,821.15 = 442,632,686.10 : x
  2. Step 2: Convert to fraction form
    624,031,214.10/936,046,821.15 = 442,632,686.10/x
  3. Step 3: Cross multiply
    624,031,214.10x = 936,046,821.15 × 442,632,686.10
  4. Step 4: Simplify right side
    624,031,214.10x = 414,324,918,760,990,784
  5. Step 5: Solve for x
    x = 414,324,918,760,990,784/624,031,214.10
  6. Step 6: Final answer
    x = 663,949,029.15

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Double scale
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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.