Home / 124,203,385.85-186,066,298.87-69,449,905.35

Finding the Fourth Proportional to 124,203,385.85, 186,066,298.87 and 69,449,905.35

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Solution

The fourth proportional to 124,203,385.85, 186,066,298.87 and 69,449,905.35 is: 104,041,341.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,203,385.85 : 186,066,298.87 = 69,449,905.35 : x
  2. Step 2: Convert to fraction form
    124,203,385.85/186,066,298.87 = 69,449,905.35/x
  3. Step 3: Cross multiply
    124,203,385.85x = 186,066,298.87 × 69,449,905.35
  4. Step 4: Simplify right side
    124,203,385.85x = 12,922,286,845,172,686
  5. Step 5: Solve for x
    x = 12,922,286,845,172,686/124,203,385.85
  6. Step 6: Final answer
    x = 104,041,341.20

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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.