Home / 171,936,016.10-257,904,024.15-117,516,457.70

Finding the Fourth Proportional to 171,936,016.10, 257,904,024.15 and 117,516,457.70

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Solution

The fourth proportional to 171,936,016.10, 257,904,024.15 and 117,516,457.70 is: 176,274,686.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,936,016.10 : 257,904,024.15 = 117,516,457.70 : x
  2. Step 2: Convert to fraction form
    171,936,016.10/257,904,024.15 = 117,516,457.70/x
  3. Step 3: Cross multiply
    171,936,016.10x = 257,904,024.15 × 117,516,457.70
  4. Step 4: Simplify right side
    171,936,016.10x = 30,307,967,344,683,256
  5. Step 5: Solve for x
    x = 30,307,967,344,683,256/171,936,016.10
  6. Step 6: Final answer
    x = 176,274,686.55

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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.