Home / 553,914,014.40-830,199,175.20-246,880,209.60

Finding the Fourth Proportional to 553,914,014.40, 830,199,175.20 and 246,880,209.60

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Solution

The fourth proportional to 553,914,014.40, 830,199,175.20 and 246,880,209.60 is: 370,020,871.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,914,014.40 : 830,199,175.20 = 246,880,209.60 : x
  2. Step 2: Convert to fraction form
    553,914,014.40/830,199,175.20 = 246,880,209.60/x
  3. Step 3: Cross multiply
    553,914,014.40x = 830,199,175.20 × 246,880,209.60
  4. Step 4: Simplify right side
    553,914,014.40x = 204,959,746,383,123,136
  5. Step 5: Solve for x
    x = 204,959,746,383,123,136/553,914,014.40
  6. Step 6: Final answer
    x = 370,020,871.57

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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.