Home / 157,762,616.70-236,643,925.05-89,738,168.70

Finding the Fourth Proportional to 157,762,616.70, 236,643,925.05 and 89,738,168.70

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Solution

The fourth proportional to 157,762,616.70, 236,643,925.05 and 89,738,168.70 is: 134,607,253.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,762,616.70 : 236,643,925.05 = 89,738,168.70 : x
  2. Step 2: Convert to fraction form
    157,762,616.70/236,643,925.05 = 89,738,168.70/x
  3. Step 3: Cross multiply
    157,762,616.70x = 236,643,925.05 × 89,738,168.70
  4. Step 4: Simplify right side
    157,762,616.70x = 21,235,992,467,967,056
  5. Step 5: Solve for x
    x = 21,235,992,467,967,056/157,762,616.70
  6. Step 6: Final answer
    x = 134,607,253.05

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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.