Home / 65,116,256.64-89,860,212-35,746,857.60

Finding the Fourth Proportional to 65,116,256.64, 89,860,212 and 35,746,857.60

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Solution

The fourth proportional to 65,116,256.64, 89,860,212 and 35,746,857.60 is: 49,330,541.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,116,256.64 : 89,860,212 = 35,746,857.60 : x
  2. Step 2: Convert to fraction form
    65,116,256.64/89,860,212 = 35,746,857.60/x
  3. Step 3: Cross multiply
    65,116,256.64x = 89,860,212 × 35,746,857.60
  4. Step 4: Simplify right side
    65,116,256.64x = 3,212,220,202,269,811.50
  5. Step 5: Solve for x
    x = 3,212,220,202,269,811.50/65,116,256.64
  6. Step 6: Final answer
    x = 49,330,541.53

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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.