Home / 201,852,175.80-302,778,263.70-165,979,908.30

Finding the Fourth Proportional to 201,852,175.80, 302,778,263.70 and 165,979,908.30

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Solution

The fourth proportional to 201,852,175.80, 302,778,263.70 and 165,979,908.30 is: 248,969,862.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,852,175.80 : 302,778,263.70 = 165,979,908.30 : x
  2. Step 2: Convert to fraction form
    201,852,175.80/302,778,263.70 = 165,979,908.30/x
  3. Step 3: Cross multiply
    201,852,175.80x = 302,778,263.70 × 165,979,908.30
  4. Step 4: Simplify right side
    201,852,175.80x = 50,255,108,444,159,224
  5. Step 5: Solve for x
    x = 50,255,108,444,159,224/201,852,175.80
  6. Step 6: Final answer
    x = 248,969,862.45

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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.