Home / 111,550,643.70-167,325,965.55-99,114,924.30

Finding the Fourth Proportional to 111,550,643.70, 167,325,965.55 and 99,114,924.30

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Solution

The fourth proportional to 111,550,643.70, 167,325,965.55 and 99,114,924.30 is: 148,672,386.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,550,643.70 : 167,325,965.55 = 99,114,924.30 : x
  2. Step 2: Convert to fraction form
    111,550,643.70/167,325,965.55 = 99,114,924.30/x
  3. Step 3: Cross multiply
    111,550,643.70x = 167,325,965.55 × 99,114,924.30
  4. Step 4: Simplify right side
    111,550,643.70x = 16,584,500,408,912,658
  5. Step 5: Solve for x
    x = 16,584,500,408,912,658/111,550,643.70
  6. Step 6: Final answer
    x = 148,672,386.45

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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.