Home / 156,108,554.44-234,162,208.86-69,786,426.52

Finding the Fourth Proportional to 156,108,554.44, 234,162,208.86 and 69,786,426.52

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Solution

The fourth proportional to 156,108,554.44, 234,162,208.86 and 69,786,426.52 is: 104,679,361.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,108,554.44 : 234,162,208.86 = 69,786,426.52 : x
  2. Step 2: Convert to fraction form
    156,108,554.44/234,162,208.86 = 69,786,426.52/x
  3. Step 3: Cross multiply
    156,108,554.44x = 234,162,208.86 × 69,786,426.52
  4. Step 4: Simplify right side
    156,108,554.44x = 16,341,343,782,369,282
  5. Step 5: Solve for x
    x = 16,341,343,782,369,282/156,108,554.44
  6. Step 6: Final answer
    x = 104,679,361.36

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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.