Home / 253,403,818.01-349,697,268.74-137,510,314.01

Finding the Fourth Proportional to 253,403,818.01, 349,697,268.74 and 137,510,314.01

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Solution

The fourth proportional to 253,403,818.01, 349,697,268.74 and 137,510,314.01 is: 189,764,233.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,403,818.01 : 349,697,268.74 = 137,510,314.01 : x
  2. Step 2: Convert to fraction form
    253,403,818.01/349,697,268.74 = 137,510,314.01/x
  3. Step 3: Cross multiply
    253,403,818.01x = 349,697,268.74 × 137,510,314.01
  4. Step 4: Simplify right side
    253,403,818.01x = 48,086,981,232,876,752
  5. Step 5: Solve for x
    x = 48,086,981,232,876,752/253,403,818.01
  6. Step 6: Final answer
    x = 189,764,233.27

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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.