Home / 343,913,781.68-474,601,048.60-187,280,841.84

Finding the Fourth Proportional to 343,913,781.68, 474,601,048.60 and 187,280,841.84

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Solution

The fourth proportional to 343,913,781.68, 474,601,048.60 and 187,280,841.84 is: 258,447,578.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,913,781.68 : 474,601,048.60 = 187,280,841.84 : x
  2. Step 2: Convert to fraction form
    343,913,781.68/474,601,048.60 = 187,280,841.84/x
  3. Step 3: Cross multiply
    343,913,781.68x = 474,601,048.60 × 187,280,841.84
  4. Step 4: Simplify right side
    343,913,781.68x = 88,883,683,919,954,752
  5. Step 5: Solve for x
    x = 88,883,683,919,954,752/343,913,781.68
  6. Step 6: Final answer
    x = 258,447,578.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.