Home / 114,471,123.90-171,454,743.45-68,953,530.30

Finding the Fourth Proportional to 114,471,123.90, 171,454,743.45 and 68,953,530.30

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Solution

The fourth proportional to 114,471,123.90, 171,454,743.45 and 68,953,530.30 is: 103,278,533.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,471,123.90 : 171,454,743.45 = 68,953,530.30 : x
  2. Step 2: Convert to fraction form
    114,471,123.90/171,454,743.45 = 68,953,530.30/x
  3. Step 3: Cross multiply
    114,471,123.90x = 171,454,743.45 × 68,953,530.30
  4. Step 4: Simplify right side
    114,471,123.90x = 11,822,409,847,558,300
  5. Step 5: Solve for x
    x = 11,822,409,847,558,300/114,471,123.90
  6. Step 6: Final answer
    x = 103,278,533.88

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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.