Home / 5,298,705,909.30-7,312,263,193.95-2,919,928,976.46

Finding the Fourth Proportional to 5,298,705,909.30, 7,312,263,193.95 and 2,919,928,976.46

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Solution

The fourth proportional to 5,298,705,909.30, 7,312,263,193.95 and 2,919,928,976.46 is: 4,029,529,011.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298,705,909.30 : 7,312,263,193.95 = 2,919,928,976.46 : x
  2. Step 2: Convert to fraction form
    5,298,705,909.30/7,312,263,193.95 = 2,919,928,976.46/x
  3. Step 3: Cross multiply
    5,298,705,909.30x = 7,312,263,193.95 × 2,919,928,976.46
  4. Step 4: Simplify right side
    5,298,705,909.30x = 21,351,289,183,516,553,216
  5. Step 5: Solve for x
    x = 21,351,289,183,516,553,216/5,298,705,909.30
  6. Step 6: Final answer
    x = 4,029,529,011.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.