Home / 920,122,710,155.76-1,380,332,373,110.40-283,414,811,541.32

Finding the Fourth Proportional to 920,122,710,155.76, 1,380,332,373,110.40 and 283,414,811,541.32

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Solution

The fourth proportional to 920,122,710,155.76, 1,380,332,373,110.40 and 283,414,811,541.32 is: 425,167,898,880.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,122,710,155.76 : 1,380,332,373,110.40 = 283,414,811,541.32 : x
  2. Step 2: Convert to fraction form
    920,122,710,155.76/1,380,332,373,110.40 = 283,414,811,541.32/x
  3. Step 3: Cross multiply
    920,122,710,155.76x = 1,380,332,373,110.40 × 283,414,811,541.32
  4. Step 4: Simplify right side
    920,122,710,155.76x = 391,206,639,389,467,025,080,320
  5. Step 5: Solve for x
    x = 391,206,639,389,467,025,080,320/920,122,710,155.76
  6. Step 6: Final answer
    x = 425,167,898,880.84

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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.