Home / 400,995,308,213.74-601,740,367,876.45-185,823,743,926.77

Finding the Fourth Proportional to 400,995,308,213.74, 601,740,367,876.45 and 185,823,743,926.77

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Solution

The fourth proportional to 400,995,308,213.74, 601,740,367,876.45 and 185,823,743,926.77 is: 278,850,265,178.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,995,308,213.74 : 601,740,367,876.45 = 185,823,743,926.77 : x
  2. Step 2: Convert to fraction form
    400,995,308,213.74/601,740,367,876.45 = 185,823,743,926.77/x
  3. Step 3: Cross multiply
    400,995,308,213.74x = 601,740,367,876.45 × 185,823,743,926.77
  4. Step 4: Simplify right side
    400,995,308,213.74x = 111,817,648,030,673,801,314,304
  5. Step 5: Solve for x
    x = 111,817,648,030,673,801,314,304/400,995,308,213.74
  6. Step 6: Final answer
    x = 278,850,265,178.35

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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.