Home / 1,279,530,188.40-1,916,425,501.20-1,279,530,188.40

Finding the Fourth Proportional to 1,279,530,188.40, 1,916,425,501.20 and 1,279,530,188.40

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Solution

The fourth proportional to 1,279,530,188.40, 1,916,425,501.20 and 1,279,530,188.40 is: 1,916,425,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,530,188.40 : 1,916,425,501.20 = 1,279,530,188.40 : x
  2. Step 2: Convert to fraction form
    1,279,530,188.40/1,916,425,501.20 = 1,279,530,188.40/x
  3. Step 3: Cross multiply
    1,279,530,188.40x = 1,916,425,501.20 × 1,279,530,188.40
  4. Step 4: Simplify right side
    1,279,530,188.40x = 2,452,124,282,605,000,704
  5. Step 5: Solve for x
    x = 2,452,124,282,605,000,704/1,279,530,188.40
  6. Step 6: Final answer
    x = 1,916,425,501.20

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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.