Home / 756,077,961.60-1,132,773,249.60-648,582,537.60

Finding the Fourth Proportional to 756,077,961.60, 1,132,773,249.60 and 648,582,537.60

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Solution

The fourth proportional to 756,077,961.60, 1,132,773,249.60 and 648,582,537.60 is: 971,721,153.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,077,961.60 : 1,132,773,249.60 = 648,582,537.60 : x
  2. Step 2: Convert to fraction form
    756,077,961.60/1,132,773,249.60 = 648,582,537.60/x
  3. Step 3: Cross multiply
    756,077,961.60x = 1,132,773,249.60 × 648,582,537.60
  4. Step 4: Simplify right side
    756,077,961.60x = 734,696,948,750,966,144
  5. Step 5: Solve for x
    x = 734,696,948,750,966,144/756,077,961.60
  6. Step 6: Final answer
    x = 971,721,153.19

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1.5x scale

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.