Home / 174,212,979.75-261,319,422.65-65,046,663.72

Finding the Fourth Proportional to 174,212,979.75, 261,319,422.65 and 65,046,663.72

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Solution

The fourth proportional to 174,212,979.75, 261,319,422.65 and 65,046,663.72 is: 97,569,978.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,212,979.75 : 261,319,422.65 = 65,046,663.72 : x
  2. Step 2: Convert to fraction form
    174,212,979.75/261,319,422.65 = 65,046,663.72/x
  3. Step 3: Cross multiply
    174,212,979.75x = 261,319,422.65 × 65,046,663.72
  4. Step 4: Simplify right side
    174,212,979.75x = 16,997,956,608,293,868
  5. Step 5: Solve for x
    x = 16,997,956,608,293,868/174,212,979.75
  6. Step 6: Final answer
    x = 97,569,978.04

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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.