Home / 115,912,189.60-173,868,284.40-52,211,197.60

Finding the Fourth Proportional to 115,912,189.60, 173,868,284.40 and 52,211,197.60

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Solution

The fourth proportional to 115,912,189.60, 173,868,284.40 and 52,211,197.60 is: 78,316,796.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,912,189.60 : 173,868,284.40 = 52,211,197.60 : x
  2. Step 2: Convert to fraction form
    115,912,189.60/173,868,284.40 = 52,211,197.60/x
  3. Step 3: Cross multiply
    115,912,189.60x = 173,868,284.40 × 52,211,197.60
  4. Step 4: Simplify right side
    115,912,189.60x = 9,077,871,353,181,398
  5. Step 5: Solve for x
    x = 9,077,871,353,181,398/115,912,189.60
  6. Step 6: Final answer
    x = 78,316,796.40

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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.