Home / 284,030,512.40-426,045,768.60-122,472,448.40

Finding the Fourth Proportional to 284,030,512.40, 426,045,768.60 and 122,472,448.40

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Solution

The fourth proportional to 284,030,512.40, 426,045,768.60 and 122,472,448.40 is: 183,708,672.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,030,512.40 : 426,045,768.60 = 122,472,448.40 : x
  2. Step 2: Convert to fraction form
    284,030,512.40/426,045,768.60 = 122,472,448.40/x
  3. Step 3: Cross multiply
    284,030,512.40x = 426,045,768.60 × 122,472,448.40
  4. Step 4: Simplify right side
    284,030,512.40x = 52,178,868,410,901,848
  5. Step 5: Solve for x
    x = 52,178,868,410,901,848/284,030,512.40
  6. Step 6: Final answer
    x = 183,708,672.60

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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.