Home / 263,603,432.89-363,772,729.52-146,128,465.45

Finding the Fourth Proportional to 263,603,432.89, 363,772,729.52 and 146,128,465.45

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Solution

The fourth proportional to 263,603,432.89, 363,772,729.52 and 146,128,465.45 is: 201,657,277.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,603,432.89 : 363,772,729.52 = 146,128,465.45 : x
  2. Step 2: Convert to fraction form
    263,603,432.89/363,772,729.52 = 146,128,465.45/x
  3. Step 3: Cross multiply
    263,603,432.89x = 363,772,729.52 × 146,128,465.45
  4. Step 4: Simplify right side
    263,603,432.89x = 53,157,550,737,315,504
  5. Step 5: Solve for x
    x = 53,157,550,737,315,504/263,603,432.89
  6. Step 6: Final answer
    x = 201,657,277.96

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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.