Home / 1,205,616,617.32-1,805,788,314.02-854,799,292.44

Finding the Fourth Proportional to 1,205,616,617.32, 1,805,788,314.02 and 854,799,292.44

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Solution

The fourth proportional to 1,205,616,617.32, 1,805,788,314.02 and 854,799,292.44 is: 1,280,329,543.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,616,617.32 : 1,805,788,314.02 = 854,799,292.44 : x
  2. Step 2: Convert to fraction form
    1,205,616,617.32/1,805,788,314.02 = 854,799,292.44/x
  3. Step 3: Cross multiply
    1,205,616,617.32x = 1,805,788,314.02 × 854,799,292.44
  4. Step 4: Simplify right side
    1,205,616,617.32x = 1,543,586,573,120,716,544
  5. Step 5: Solve for x
    x = 1,543,586,573,120,716,544/1,205,616,617.32
  6. Step 6: Final answer
    x = 1,280,329,543.36

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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.