Home / 3,708,420,904.80-5,562,631,357.20-1,378,875,853.35

Finding the Fourth Proportional to 3,708,420,904.80, 5,562,631,357.20 and 1,378,875,853.35

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Solution

The fourth proportional to 3,708,420,904.80, 5,562,631,357.20 and 1,378,875,853.35 is: 2,068,313,780.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708,420,904.80 : 5,562,631,357.20 = 1,378,875,853.35 : x
  2. Step 2: Convert to fraction form
    3,708,420,904.80/5,562,631,357.20 = 1,378,875,853.35/x
  3. Step 3: Cross multiply
    3,708,420,904.80x = 5,562,631,357.20 × 1,378,875,853.35
  4. Step 4: Simplify right side
    3,708,420,904.80x = 7,670,178,059,530,617,856
  5. Step 5: Solve for x
    x = 7,670,178,059,530,617,856/3,708,420,904.80
  6. Step 6: Final answer
    x = 2,068,313,780.03

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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.