Home / 1,609,632,002.05-2,414,448,003.08-575,660,392.45

Finding the Fourth Proportional to 1,609,632,002.05, 2,414,448,003.08 and 575,660,392.45

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Solution

The fourth proportional to 1,609,632,002.05, 2,414,448,003.08 and 575,660,392.45 is: 863,490,588.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,632,002.05 : 2,414,448,003.08 = 575,660,392.45 : x
  2. Step 2: Convert to fraction form
    1,609,632,002.05/2,414,448,003.08 = 575,660,392.45/x
  3. Step 3: Cross multiply
    1,609,632,002.05x = 2,414,448,003.08 × 575,660,392.45
  4. Step 4: Simplify right side
    1,609,632,002.05x = 1,389,902,085,003,151,616
  5. Step 5: Solve for x
    x = 1,389,902,085,003,151,616/1,609,632,002.05
  6. Step 6: Final answer
    x = 863,490,588.68

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Double scale
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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.