Home / 177,074,266.80-265,611,400.20-140,085,973.20

Finding the Fourth Proportional to 177,074,266.80, 265,611,400.20 and 140,085,973.20

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Solution

The fourth proportional to 177,074,266.80, 265,611,400.20 and 140,085,973.20 is: 210,128,959.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,074,266.80 : 265,611,400.20 = 140,085,973.20 : x
  2. Step 2: Convert to fraction form
    177,074,266.80/265,611,400.20 = 140,085,973.20/x
  3. Step 3: Cross multiply
    177,074,266.80x = 265,611,400.20 × 140,085,973.20
  4. Step 4: Simplify right side
    177,074,266.80x = 37,208,431,490,031,672
  5. Step 5: Solve for x
    x = 37,208,431,490,031,672/177,074,266.80
  6. Step 6: Final answer
    x = 210,128,959.80

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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.