Home / 263,387,088.89-363,496,503.19-145,949,256.71

Finding the Fourth Proportional to 263,387,088.89, 363,496,503.19 and 145,949,256.71

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Solution

The fourth proportional to 263,387,088.89, 363,496,503.19 and 145,949,256.71 is: 201,422,342.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,387,088.89 : 363,496,503.19 = 145,949,256.71 : x
  2. Step 2: Convert to fraction form
    263,387,088.89/363,496,503.19 = 145,949,256.71/x
  3. Step 3: Cross multiply
    263,387,088.89x = 363,496,503.19 × 145,949,256.71
  4. Step 4: Simplify right side
    263,387,088.89x = 53,052,044,458,971,808
  5. Step 5: Solve for x
    x = 53,052,044,458,971,808/263,387,088.89
  6. Step 6: Final answer
    x = 201,422,342.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.