Home / 73,512,211.40-110,268,317.10-69,985,017.80

Finding the Fourth Proportional to 73,512,211.40, 110,268,317.10 and 69,985,017.80

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Solution

The fourth proportional to 73,512,211.40, 110,268,317.10 and 69,985,017.80 is: 104,977,526.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,512,211.40 : 110,268,317.10 = 69,985,017.80 : x
  2. Step 2: Convert to fraction form
    73,512,211.40/110,268,317.10 = 69,985,017.80/x
  3. Step 3: Cross multiply
    73,512,211.40x = 110,268,317.10 × 69,985,017.80
  4. Step 4: Simplify right side
    73,512,211.40x = 7,717,130,135,019,544
  5. Step 5: Solve for x
    x = 7,717,130,135,019,544/73,512,211.40
  6. Step 6: Final answer
    x = 104,977,526.70

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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.