Home / 848,857,285.26-1,171,422,790.02-472,505,694.12

Finding the Fourth Proportional to 848,857,285.26, 1,171,422,790.02 and 472,505,694.12

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Solution

The fourth proportional to 848,857,285.26, 1,171,422,790.02 and 472,505,694.12 is: 652,057,711.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,857,285.26 : 1,171,422,790.02 = 472,505,694.12 : x
  2. Step 2: Convert to fraction form
    848,857,285.26/1,171,422,790.02 = 472,505,694.12/x
  3. Step 3: Cross multiply
    848,857,285.26x = 1,171,422,790.02 × 472,505,694.12
  4. Step 4: Simplify right side
    848,857,285.26x = 553,503,938,506,387,136
  5. Step 5: Solve for x
    x = 553,503,938,506,387,136/848,857,285.26
  6. Step 6: Final answer
    x = 652,057,711.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.