Home / 5,374,663,054.64-7,420,216,630.81-4,778,300,339.11

Finding the Fourth Proportional to 5,374,663,054.64, 7,420,216,630.81 and 4,778,300,339.11

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Solution

The fourth proportional to 5,374,663,054.64, 7,420,216,630.81 and 4,778,300,339.11 is: 6,596,883,057.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374,663,054.64 : 7,420,216,630.81 = 4,778,300,339.11 : x
  2. Step 2: Convert to fraction form
    5,374,663,054.64/7,420,216,630.81 = 4,778,300,339.11/x
  3. Step 3: Cross multiply
    5,374,663,054.64x = 7,420,216,630.81 × 4,778,300,339.11
  4. Step 4: Simplify right side
    5,374,663,054.64x = 35,456,023,643,231,981,568
  5. Step 5: Solve for x
    x = 35,456,023,643,231,981,568/5,374,663,054.64
  6. Step 6: Final answer
    x = 6,596,883,057.19

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1.5x scale

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.