Home / 157,768,363.70-236,540,571.15-60,686,558.90

Finding the Fourth Proportional to 157,768,363.70, 236,540,571.15 and 60,686,558.90

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Solution

The fourth proportional to 157,768,363.70, 236,540,571.15 and 60,686,558.90 is: 90,986,766.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,768,363.70 : 236,540,571.15 = 60,686,558.90 : x
  2. Step 2: Convert to fraction form
    157,768,363.70/236,540,571.15 = 60,686,558.90/x
  3. Step 3: Cross multiply
    157,768,363.70x = 236,540,571.15 × 60,686,558.90
  4. Step 4: Simplify right side
    157,768,363.70x = 14,354,833,303,334,116
  5. Step 5: Solve for x
    x = 14,354,833,303,334,116/157,768,363.70
  6. Step 6: Final answer
    x = 90,986,766.72

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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.