Home / 340,731,843.32-510,893,061.72-133,223,033.36

Finding the Fourth Proportional to 340,731,843.32, 510,893,061.72 and 133,223,033.36

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Solution

The fourth proportional to 340,731,843.32, 510,893,061.72 and 133,223,033.36 is: 199,754,512.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,731,843.32 : 510,893,061.72 = 133,223,033.36 : x
  2. Step 2: Convert to fraction form
    340,731,843.32/510,893,061.72 = 133,223,033.36/x
  3. Step 3: Cross multiply
    340,731,843.32x = 510,893,061.72 × 133,223,033.36
  4. Step 4: Simplify right side
    340,731,843.32x = 68,062,723,404,916,104
  5. Step 5: Solve for x
    x = 68,062,723,404,916,104/340,731,843.32
  6. Step 6: Final answer
    x = 199,754,512.94

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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.