Home / 7,278,536,445.20-10,917,804,667.80-3,605,216,253.20

Finding the Fourth Proportional to 7,278,536,445.20, 10,917,804,667.80 and 3,605,216,253.20

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Solution

The fourth proportional to 7,278,536,445.20, 10,917,804,667.80 and 3,605,216,253.20 is: 5,407,824,379.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,278,536,445.20 : 10,917,804,667.80 = 3,605,216,253.20 : x
  2. Step 2: Convert to fraction form
    7,278,536,445.20/10,917,804,667.80 = 3,605,216,253.20/x
  3. Step 3: Cross multiply
    7,278,536,445.20x = 10,917,804,667.80 × 3,605,216,253.20
  4. Step 4: Simplify right side
    7,278,536,445.20x = 39,361,046,837,615,378,432
  5. Step 5: Solve for x
    x = 39,361,046,837,615,378,432/7,278,536,445.20
  6. Step 6: Final answer
    x = 5,407,824,379.80

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1.5x scale

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.