Home / 991,635,427.80-1,485,661,551.30-848,308,195.80

Finding the Fourth Proportional to 991,635,427.80, 1,485,661,551.30 and 848,308,195.80

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Solution

The fourth proportional to 991,635,427.80, 1,485,661,551.30 and 848,308,195.80 is: 1,270,929,653.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,635,427.80 : 1,485,661,551.30 = 848,308,195.80 : x
  2. Step 2: Convert to fraction form
    991,635,427.80/1,485,661,551.30 = 848,308,195.80/x
  3. Step 3: Cross multiply
    991,635,427.80x = 1,485,661,551.30 × 848,308,195.80
  4. Step 4: Simplify right side
    991,635,427.80x = 1,260,298,870,152,732,160
  5. Step 5: Solve for x
    x = 1,260,298,870,152,732,160/991,635,427.80
  6. Step 6: Final answer
    x = 1,270,929,653.00

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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.