Home / 172,480,342.86-258,592,967.88-104,307,878.70

Finding the Fourth Proportional to 172,480,342.86, 258,592,967.88 and 104,307,878.70

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Solution

The fourth proportional to 172,480,342.86, 258,592,967.88 and 104,307,878.70 is: 156,384,684.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,480,342.86 : 258,592,967.88 = 104,307,878.70 : x
  2. Step 2: Convert to fraction form
    172,480,342.86/258,592,967.88 = 104,307,878.70/x
  3. Step 3: Cross multiply
    172,480,342.86x = 258,592,967.88 × 104,307,878.70
  4. Step 4: Simplify right side
    172,480,342.86x = 26,973,283,926,300,036
  5. Step 5: Solve for x
    x = 26,973,283,926,300,036/172,480,342.86
  6. Step 6: Final answer
    x = 156,384,684.07

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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.