Home / 434,600,676.45-651,904,955.53-123,708,170.23

Finding the Fourth Proportional to 434,600,676.45, 651,904,955.53 and 123,708,170.23

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Solution

The fourth proportional to 434,600,676.45, 651,904,955.53 and 123,708,170.23 is: 185,563,377.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,600,676.45 : 651,904,955.53 = 123,708,170.23 : x
  2. Step 2: Convert to fraction form
    434,600,676.45/651,904,955.53 = 123,708,170.23/x
  3. Step 3: Cross multiply
    434,600,676.45x = 651,904,955.53 × 123,708,170.23
  4. Step 4: Simplify right side
    434,600,676.45x = 80,645,969,210,546,800
  5. Step 5: Solve for x
    x = 80,645,969,210,546,800/434,600,676.45
  6. Step 6: Final answer
    x = 185,563,377.10

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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.