Home / 44,288,431.20-66,432,646.80-40,320,338.40

Finding the Fourth Proportional to 44,288,431.20, 66,432,646.80 and 40,320,338.40

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Solution

The fourth proportional to 44,288,431.20, 66,432,646.80 and 40,320,338.40 is: 60,480,507.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,288,431.20 : 66,432,646.80 = 40,320,338.40 : x
  2. Step 2: Convert to fraction form
    44,288,431.20/66,432,646.80 = 40,320,338.40/x
  3. Step 3: Cross multiply
    44,288,431.20x = 66,432,646.80 × 40,320,338.40
  4. Step 4: Simplify right side
    44,288,431.20x = 2,678,586,799,783,677
  5. Step 5: Solve for x
    x = 2,678,586,799,783,677/44,288,431.20
  6. Step 6: Final answer
    x = 60,480,507.60

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1.5x scale

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.