Home / 1,989,076,268.87-2,983,105,493.18-589,733,325.21

Finding the Fourth Proportional to 1,989,076,268.87, 2,983,105,493.18 and 589,733,325.21

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Solution

The fourth proportional to 1,989,076,268.87, 2,983,105,493.18 and 589,733,325.21 is: 884,449,103.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,989,076,268.87 : 2,983,105,493.18 = 589,733,325.21 : x
  2. Step 2: Convert to fraction form
    1,989,076,268.87/2,983,105,493.18 = 589,733,325.21/x
  3. Step 3: Cross multiply
    1,989,076,268.87x = 2,983,105,493.18 × 589,733,325.21
  4. Step 4: Simplify right side
    1,989,076,268.87x = 1,759,236,721,931,817,216
  5. Step 5: Solve for x
    x = 1,759,236,721,931,817,216/1,989,076,268.87
  6. Step 6: Final answer
    x = 884,449,103.07

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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.