Home / 20,676,676,513.91-31,024,036,056.92-7,240,603,912.49

Finding the Fourth Proportional to 20,676,676,513.91, 31,024,036,056.92 and 7,240,603,912.49

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Solution

The fourth proportional to 20,676,676,513.91, 31,024,036,056.92 and 7,240,603,912.49 is: 10,864,064,962.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,676,676,513.91 : 31,024,036,056.92 = 7,240,603,912.49 : x
  2. Step 2: Convert to fraction form
    20,676,676,513.91/31,024,036,056.92 = 7,240,603,912.49/x
  3. Step 3: Cross multiply
    20,676,676,513.91x = 31,024,036,056.92 × 7,240,603,912.49
  4. Step 4: Simplify right side
    20,676,676,513.91x = 224,632,756,854,774,464,512
  5. Step 5: Solve for x
    x = 224,632,756,854,774,464,512/20,676,676,513.91
  6. Step 6: Final answer
    x = 10,864,064,962.46

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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.