Home / 836,106,540.03-1,153,831,511.64-459,787,394.25

Finding the Fourth Proportional to 836,106,540.03, 1,153,831,511.64 and 459,787,394.25

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Solution

The fourth proportional to 836,106,540.03, 1,153,831,511.64 and 459,787,394.25 is: 634,509,071.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,106,540.03 : 1,153,831,511.64 = 459,787,394.25 : x
  2. Step 2: Convert to fraction form
    836,106,540.03/1,153,831,511.64 = 459,787,394.25/x
  3. Step 3: Cross multiply
    836,106,540.03x = 1,153,831,511.64 × 459,787,394.25
  4. Step 4: Simplify right side
    836,106,540.03x = 530,517,184,140,494,208
  5. Step 5: Solve for x
    x = 530,517,184,140,494,208/836,106,540.03
  6. Step 6: Final answer
    x = 634,509,071.20

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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.