Home / 920,122,710,316.32-1,380,332,373,350.70-283,414,811,701.92

Finding the Fourth Proportional to 920,122,710,316.32, 1,380,332,373,350.70 and 283,414,811,701.92

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Solution

The fourth proportional to 920,122,710,316.32, 1,380,332,373,350.70 and 283,414,811,701.92 is: 425,167,899,121.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,122,710,316.32 : 1,380,332,373,350.70 = 283,414,811,701.92 : x
  2. Step 2: Convert to fraction form
    920,122,710,316.32/1,380,332,373,350.70 = 283,414,811,701.92/x
  3. Step 3: Cross multiply
    920,122,710,316.32x = 1,380,332,373,350.70 × 283,414,811,701.92
  4. Step 4: Simplify right side
    920,122,710,316.32x = 391,206,639,679,252,964,835,328
  5. Step 5: Solve for x
    x = 391,206,639,679,252,964,835,328/920,122,710,316.32
  6. Step 6: Final answer
    x = 425,167,899,121.59

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Double scale
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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.