Home / 42,248,942,729.40-63,373,414,094.10-12,801,159,190.20

Finding the Fourth Proportional to 42,248,942,729.40, 63,373,414,094.10 and 12,801,159,190.20

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Solution

The fourth proportional to 42,248,942,729.40, 63,373,414,094.10 and 12,801,159,190.20 is: 19,201,738,785.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,248,942,729.40 : 63,373,414,094.10 = 12,801,159,190.20 : x
  2. Step 2: Convert to fraction form
    42,248,942,729.40/63,373,414,094.10 = 12,801,159,190.20/x
  3. Step 3: Cross multiply
    42,248,942,729.40x = 63,373,414,094.10 × 12,801,159,190.20
  4. Step 4: Simplify right side
    42,248,942,729.40x = 811,253,162,245,038,407,680
  5. Step 5: Solve for x
    x = 811,253,162,245,038,407,680/42,248,942,729.40
  6. Step 6: Final answer
    x = 19,201,738,785.30

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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.