Home / 336,072,058.58-503,820,547.86-128,959,093.46

Finding the Fourth Proportional to 336,072,058.58, 503,820,547.86 and 128,959,093.46

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Solution

The fourth proportional to 336,072,058.58, 503,820,547.86 and 128,959,093.46 is: 193,328,304.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,072,058.58 : 503,820,547.86 = 128,959,093.46 : x
  2. Step 2: Convert to fraction form
    336,072,058.58/503,820,547.86 = 128,959,093.46/x
  3. Step 3: Cross multiply
    336,072,058.58x = 503,820,547.86 × 128,959,093.46
  4. Step 4: Simplify right side
    336,072,058.58x = 64,972,241,118,546,144
  5. Step 5: Solve for x
    x = 64,972,241,118,546,144/336,072,058.58
  6. Step 6: Final answer
    x = 193,328,304.03

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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.