Home / 1,253,106,720,807.50-1,879,657,735,102.20-392,646,762,456.84

Finding the Fourth Proportional to 1,253,106,720,807.50, 1,879,657,735,102.20 and 392,646,762,456.84

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Solution

The fourth proportional to 1,253,106,720,807.50, 1,879,657,735,102.20 and 392,646,762,456.84 is: 588,969,408,558.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,106,720,807.50 : 1,879,657,735,102.20 = 392,646,762,456.84 : x
  2. Step 2: Convert to fraction form
    1,253,106,720,807.50/1,879,657,735,102.20 = 392,646,762,456.84/x
  3. Step 3: Cross multiply
    1,253,106,720,807.50x = 1,879,657,735,102.20 × 392,646,762,456.84
  4. Step 4: Simplify right side
    1,253,106,720,807.50x = 738,041,524,214,835,496,091,648
  5. Step 5: Solve for x
    x = 738,041,524,214,835,496,091,648/1,253,106,720,807.50
  6. Step 6: Final answer
    x = 588,969,408,558.63

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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.