Home / 9,906,553,912.20-14,859,830,868.30-9,148,931,622.60

Finding the Fourth Proportional to 9,906,553,912.20, 14,859,830,868.30 and 9,148,931,622.60

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Solution

The fourth proportional to 9,906,553,912.20, 14,859,830,868.30 and 9,148,931,622.60 is: 13,723,397,433.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,906,553,912.20 : 14,859,830,868.30 = 9,148,931,622.60 : x
  2. Step 2: Convert to fraction form
    9,906,553,912.20/14,859,830,868.30 = 9,148,931,622.60/x
  3. Step 3: Cross multiply
    9,906,553,912.20x = 14,859,830,868.30 × 9,148,931,622.60
  4. Step 4: Simplify right side
    9,906,553,912.20x = 135,951,576,537,477,480,448
  5. Step 5: Solve for x
    x = 135,951,576,537,477,480,448/9,906,553,912.20
  6. Step 6: Final answer
    x = 13,723,397,433.90

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Double scale
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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.