Home / 99,563,908,272.40-149,345,862,408.60-82,364,640,432.40

Finding the Fourth Proportional to 99,563,908,272.40, 149,345,862,408.60 and 82,364,640,432.40

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Solution

The fourth proportional to 99,563,908,272.40, 149,345,862,408.60 and 82,364,640,432.40 is: 123,546,960,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,563,908,272.40 : 149,345,862,408.60 = 82,364,640,432.40 : x
  2. Step 2: Convert to fraction form
    99,563,908,272.40/149,345,862,408.60 = 82,364,640,432.40/x
  3. Step 3: Cross multiply
    99,563,908,272.40x = 149,345,862,408.60 × 82,364,640,432.40
  4. Step 4: Simplify right side
    99,563,908,272.40x = 12,300,818,257,351,022,739,456
  5. Step 5: Solve for x
    x = 12,300,818,257,351,022,739,456/99,563,908,272.40
  6. Step 6: Final answer
    x = 123,546,960,648.60

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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.