Home / 157,667,515.29-216,000,887.63-151,772,665.77

Finding the Fourth Proportional to 157,667,515.29, 216,000,887.63 and 151,772,665.77

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Solution

The fourth proportional to 157,667,515.29, 216,000,887.63 and 151,772,665.77 is: 207,925,078.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,667,515.29 : 216,000,887.63 = 151,772,665.77 : x
  2. Step 2: Convert to fraction form
    157,667,515.29/216,000,887.63 = 151,772,665.77/x
  3. Step 3: Cross multiply
    157,667,515.29x = 216,000,887.63 × 151,772,665.77
  4. Step 4: Simplify right side
    157,667,515.29x = 32,783,030,524,291,320
  5. Step 5: Solve for x
    x = 32,783,030,524,291,320/157,667,515.29
  6. Step 6: Final answer
    x = 207,925,078.69

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.