Home / 340,731,838.32-510,893,054.22-133,223,028.36

Finding the Fourth Proportional to 340,731,838.32, 510,893,054.22 and 133,223,028.36

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Solution

The fourth proportional to 340,731,838.32, 510,893,054.22 and 133,223,028.36 is: 199,754,505.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,731,838.32 : 510,893,054.22 = 133,223,028.36 : x
  2. Step 2: Convert to fraction form
    340,731,838.32/510,893,054.22 = 133,223,028.36/x
  3. Step 3: Cross multiply
    340,731,838.32x = 510,893,054.22 × 133,223,028.36
  4. Step 4: Simplify right side
    340,731,838.32x = 68,062,719,851,278,080
  5. Step 5: Solve for x
    x = 68,062,719,851,278,080/340,731,838.32
  6. Step 6: Final answer
    x = 199,754,505.44

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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.