Home / 880,196,026.40-1,320,294,039.60-788,363,021.60

Finding the Fourth Proportional to 880,196,026.40, 1,320,294,039.60 and 788,363,021.60

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Solution

The fourth proportional to 880,196,026.40, 1,320,294,039.60 and 788,363,021.60 is: 1,182,544,532.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,196,026.40 : 1,320,294,039.60 = 788,363,021.60 : x
  2. Step 2: Convert to fraction form
    880,196,026.40/1,320,294,039.60 = 788,363,021.60/x
  3. Step 3: Cross multiply
    880,196,026.40x = 1,320,294,039.60 × 788,363,021.60
  4. Step 4: Simplify right side
    880,196,026.40x = 1,040,870,998,459,526,016
  5. Step 5: Solve for x
    x = 1,040,870,998,459,526,016/880,196,026.40
  6. Step 6: Final answer
    x = 1,182,544,532.40

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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.