Home / 9,313,046,492.40-13,969,569,738.60-8,455,938,447.60

Finding the Fourth Proportional to 9,313,046,492.40, 13,969,569,738.60 and 8,455,938,447.60

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Solution

The fourth proportional to 9,313,046,492.40, 13,969,569,738.60 and 8,455,938,447.60 is: 12,683,907,671.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,313,046,492.40 : 13,969,569,738.60 = 8,455,938,447.60 : x
  2. Step 2: Convert to fraction form
    9,313,046,492.40/13,969,569,738.60 = 8,455,938,447.60/x
  3. Step 3: Cross multiply
    9,313,046,492.40x = 13,969,569,738.60 × 8,455,938,447.60
  4. Step 4: Simplify right side
    9,313,046,492.40x = 118,125,821,849,057,230,848
  5. Step 5: Solve for x
    x = 118,125,821,849,057,230,848/9,313,046,492.40
  6. Step 6: Final answer
    x = 12,683,907,671.40

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Double scale
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Similar ratio
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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.