Home / 152,777,576.64-210,835,743.84-83,164,958.40

Finding the Fourth Proportional to 152,777,576.64, 210,835,743.84 and 83,164,958.40

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Solution

The fourth proportional to 152,777,576.64, 210,835,743.84 and 83,164,958.40 is: 114,769,105.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,777,576.64 : 210,835,743.84 = 83,164,958.40 : x
  2. Step 2: Convert to fraction form
    152,777,576.64/210,835,743.84 = 83,164,958.40/x
  3. Step 3: Cross multiply
    152,777,576.64x = 210,835,743.84 × 83,164,958.40
  4. Step 4: Simplify right side
    152,777,576.64x = 17,534,145,865,686,658
  5. Step 5: Solve for x
    x = 17,534,145,865,686,658/152,777,576.64
  6. Step 6: Final answer
    x = 114,769,105.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.