Home / 1,509,012,871.20-2,258,984,343.60-895,281,184.80

Finding the Fourth Proportional to 1,509,012,871.20, 2,258,984,343.60 and 895,281,184.80

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Solution

The fourth proportional to 1,509,012,871.20, 2,258,984,343.60 and 895,281,184.80 is: 1,340,231,232.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,012,871.20 : 2,258,984,343.60 = 895,281,184.80 : x
  2. Step 2: Convert to fraction form
    1,509,012,871.20/2,258,984,343.60 = 895,281,184.80/x
  3. Step 3: Cross multiply
    1,509,012,871.20x = 2,258,984,343.60 × 895,281,184.80
  4. Step 4: Simplify right side
    1,509,012,871.20x = 2,022,426,179,582,857,984
  5. Step 5: Solve for x
    x = 2,022,426,179,582,857,984/1,509,012,871.20
  6. Step 6: Final answer
    x = 1,340,231,232.07

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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.