Home / 157,762,601.70-236,643,902.55-89,738,153.70

Finding the Fourth Proportional to 157,762,601.70, 236,643,902.55 and 89,738,153.70

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Solution

The fourth proportional to 157,762,601.70, 236,643,902.55 and 89,738,153.70 is: 134,607,230.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,762,601.70 : 236,643,902.55 = 89,738,153.70 : x
  2. Step 2: Convert to fraction form
    157,762,601.70/236,643,902.55 = 89,738,153.70/x
  3. Step 3: Cross multiply
    157,762,601.70x = 236,643,902.55 × 89,738,153.70
  4. Step 4: Simplify right side
    157,762,601.70x = 21,235,986,899,199,724
  5. Step 5: Solve for x
    x = 21,235,986,899,199,724/157,762,601.70
  6. Step 6: Final answer
    x = 134,607,230.55

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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.