Home / 1,022,017,088.49-1,533,037,839.30-285,042,153.67

Finding the Fourth Proportional to 1,022,017,088.49, 1,533,037,839.30 and 285,042,153.67

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Solution

The fourth proportional to 1,022,017,088.49, 1,533,037,839.30 and 285,042,153.67 is: 427,566,634.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,017,088.49 : 1,533,037,839.30 = 285,042,153.67 : x
  2. Step 2: Convert to fraction form
    1,022,017,088.49/1,533,037,839.30 = 285,042,153.67/x
  3. Step 3: Cross multiply
    1,022,017,088.49x = 1,533,037,839.30 × 285,042,153.67
  4. Step 4: Simplify right side
    1,022,017,088.49x = 436,980,407,373,591,616
  5. Step 5: Solve for x
    x = 436,980,407,373,591,616/1,022,017,088.49
  6. Step 6: Final answer
    x = 427,566,634.94

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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.