Home / 64,366,496.80-96,549,745.20-57,312,109.60

Finding the Fourth Proportional to 64,366,496.80, 96,549,745.20 and 57,312,109.60

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Solution

The fourth proportional to 64,366,496.80, 96,549,745.20 and 57,312,109.60 is: 85,968,164.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,366,496.80 : 96,549,745.20 = 57,312,109.60 : x
  2. Step 2: Convert to fraction form
    64,366,496.80/96,549,745.20 = 57,312,109.60/x
  3. Step 3: Cross multiply
    64,366,496.80x = 96,549,745.20 × 57,312,109.60
  4. Step 4: Simplify right side
    64,366,496.80x = 5,533,469,578,754,474
  5. Step 5: Solve for x
    x = 5,533,469,578,754,474/64,366,496.80
  6. Step 6: Final answer
    x = 85,968,164.40

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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.