Home / 836,122,513.57-1,153,922,599.42-459,845,400.11

Finding the Fourth Proportional to 836,122,513.57, 1,153,922,599.42 and 459,845,400.11

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Solution

The fourth proportional to 836,122,513.57, 1,153,922,599.42 and 459,845,400.11 is: 634,627,092.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,122,513.57 : 1,153,922,599.42 = 459,845,400.11 : x
  2. Step 2: Convert to fraction form
    836,122,513.57/1,153,922,599.42 = 459,845,400.11/x
  3. Step 3: Cross multiply
    836,122,513.57x = 1,153,922,599.42 × 459,845,400.11
  4. Step 4: Simplify right side
    836,122,513.57x = 530,625,999,419,341,952
  5. Step 5: Solve for x
    x = 530,625,999,419,341,952/836,122,513.57
  6. Step 6: Final answer
    x = 634,627,092.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.