Home / 65,969,276.40-98,953,914.60-43,011,025.20

Finding the Fourth Proportional to 65,969,276.40, 98,953,914.60 and 43,011,025.20

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Solution

The fourth proportional to 65,969,276.40, 98,953,914.60 and 43,011,025.20 is: 64,516,537.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,969,276.40 : 98,953,914.60 = 43,011,025.20 : x
  2. Step 2: Convert to fraction form
    65,969,276.40/98,953,914.60 = 43,011,025.20/x
  3. Step 3: Cross multiply
    65,969,276.40x = 98,953,914.60 × 43,011,025.20
  4. Step 4: Simplify right side
    65,969,276.40x = 4,256,109,314,499,248
  5. Step 5: Solve for x
    x = 4,256,109,314,499,248/65,969,276.40
  6. Step 6: Final answer
    x = 64,516,537.80

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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.