Home / 1,022,153,037.50-1,533,487,578.51-285,222,323.04

Finding the Fourth Proportional to 1,022,153,037.50, 1,533,487,578.51 and 285,222,323.04

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Solution

The fourth proportional to 1,022,153,037.50, 1,533,487,578.51 and 285,222,323.04 is: 427,905,483.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,153,037.50 : 1,533,487,578.51 = 285,222,323.04 : x
  2. Step 2: Convert to fraction form
    1,022,153,037.50/1,533,487,578.51 = 285,222,323.04/x
  3. Step 3: Cross multiply
    1,022,153,037.50x = 1,533,487,578.51 × 285,222,323.04
  4. Step 4: Simplify right side
    1,022,153,037.50x = 437,384,889,495,606,592
  5. Step 5: Solve for x
    x = 437,384,889,495,606,592/1,022,153,037.50
  6. Step 6: Final answer
    x = 427,905,483.28

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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.