Home / 274,519,322.29-378,835,288.00-149,070,397.63

Finding the Fourth Proportional to 274,519,322.29, 378,835,288.00 and 149,070,397.63

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Solution

The fourth proportional to 274,519,322.29, 378,835,288.00 and 149,070,397.63 is: 205,716,401.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,519,322.29 : 378,835,288.00 = 149,070,397.63 : x
  2. Step 2: Convert to fraction form
    274,519,322.29/378,835,288.00 = 149,070,397.63/x
  3. Step 3: Cross multiply
    274,519,322.29x = 378,835,288.00 × 149,070,397.63
  4. Step 4: Simplify right side
    274,519,322.29x = 56,473,127,016,782,136
  5. Step 5: Solve for x
    x = 56,473,127,016,782,136/274,519,322.29
  6. Step 6: Final answer
    x = 205,716,401.11

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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.