Home / 123,014,742.20-184,522,113.30-99,126,870.20

Finding the Fourth Proportional to 123,014,742.20, 184,522,113.30 and 99,126,870.20

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Solution

The fourth proportional to 123,014,742.20, 184,522,113.30 and 99,126,870.20 is: 148,690,305.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,014,742.20 : 184,522,113.30 = 99,126,870.20 : x
  2. Step 2: Convert to fraction form
    123,014,742.20/184,522,113.30 = 99,126,870.20/x
  3. Step 3: Cross multiply
    123,014,742.20x = 184,522,113.30 × 99,126,870.20
  4. Step 4: Simplify right side
    123,014,742.20x = 18,291,099,574,118,796
  5. Step 5: Solve for x
    x = 18,291,099,574,118,796/123,014,742.20
  6. Step 6: Final answer
    x = 148,690,305.30

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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.