Home / 836,122,548.60-1,153,922,647.77-459,845,435.04

Finding the Fourth Proportional to 836,122,548.60, 1,153,922,647.77 and 459,845,435.04

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Solution

The fourth proportional to 836,122,548.60, 1,153,922,647.77 and 459,845,435.04 is: 634,627,140.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,122,548.60 : 1,153,922,647.77 = 459,845,435.04 : x
  2. Step 2: Convert to fraction form
    836,122,548.60/1,153,922,647.77 = 459,845,435.04/x
  3. Step 3: Cross multiply
    836,122,548.60x = 1,153,922,647.77 × 459,845,435.04
  4. Step 4: Simplify right side
    836,122,548.60x = 530,626,061,966,304,320
  5. Step 5: Solve for x
    x = 530,626,061,966,304,320/836,122,548.60
  6. Step 6: Final answer
    x = 634,627,140.31

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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.