Home / 884,616,845.80-1,326,925,268.70-830,090,999.20

Finding the Fourth Proportional to 884,616,845.80, 1,326,925,268.70 and 830,090,999.20

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Solution

The fourth proportional to 884,616,845.80, 1,326,925,268.70 and 830,090,999.20 is: 1,245,136,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,616,845.80 : 1,326,925,268.70 = 830,090,999.20 : x
  2. Step 2: Convert to fraction form
    884,616,845.80/1,326,925,268.70 = 830,090,999.20/x
  3. Step 3: Cross multiply
    884,616,845.80x = 1,326,925,268.70 × 830,090,999.20
  4. Step 4: Simplify right side
    884,616,845.80x = 1,101,468,722,158,911,616
  5. Step 5: Solve for x
    x = 1,101,468,722,158,911,616/884,616,845.80
  6. Step 6: Final answer
    x = 1,245,136,498.80

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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.