Home / 157,092,308.43-235,476,780.30-69,694,984.46

Finding the Fourth Proportional to 157,092,308.43, 235,476,780.30 and 69,694,984.46

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Solution

The fourth proportional to 157,092,308.43, 235,476,780.30 and 69,694,984.46 is: 104,470,745.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,092,308.43 : 235,476,780.30 = 69,694,984.46 : x
  2. Step 2: Convert to fraction form
    157,092,308.43/235,476,780.30 = 69,694,984.46/x
  3. Step 3: Cross multiply
    157,092,308.43x = 235,476,780.30 × 69,694,984.46
  4. Step 4: Simplify right side
    157,092,308.43x = 16,411,550,542,521,950
  5. Step 5: Solve for x
    x = 16,411,550,542,521,950/157,092,308.43
  6. Step 6: Final answer
    x = 104,470,745.30

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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.