Home / 102,118,826.67-140,904,707.21-60,869,557.23

Finding the Fourth Proportional to 102,118,826.67, 140,904,707.21 and 60,869,557.23

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Solution

The fourth proportional to 102,118,826.67, 140,904,707.21 and 60,869,557.23 is: 83,988,500.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,118,826.67 : 140,904,707.21 = 60,869,557.23 : x
  2. Step 2: Convert to fraction form
    102,118,826.67/140,904,707.21 = 60,869,557.23/x
  3. Step 3: Cross multiply
    102,118,826.67x = 140,904,707.21 × 60,869,557.23
  4. Step 4: Simplify right side
    102,118,826.67x = 8,576,807,138,662,749
  5. Step 5: Solve for x
    x = 8,576,807,138,662,749/102,118,826.67
  6. Step 6: Final answer
    x = 83,988,500.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.