Home / 1,357,253,724.80-2,035,880,587.20-484,840,179.20

Finding the Fourth Proportional to 1,357,253,724.80, 2,035,880,587.20 and 484,840,179.20

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Solution

The fourth proportional to 1,357,253,724.80, 2,035,880,587.20 and 484,840,179.20 is: 727,260,268.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,253,724.80 : 2,035,880,587.20 = 484,840,179.20 : x
  2. Step 2: Convert to fraction form
    1,357,253,724.80/2,035,880,587.20 = 484,840,179.20/x
  3. Step 3: Cross multiply
    1,357,253,724.80x = 2,035,880,587.20 × 484,840,179.20
  4. Step 4: Simplify right side
    1,357,253,724.80x = 987,076,708,727,849,216
  5. Step 5: Solve for x
    x = 987,076,708,727,849,216/1,357,253,724.80
  6. Step 6: Final answer
    x = 727,260,268.80

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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.