Home / 239,687,185,817.98-359,030,468,064.52-143,769,011,470.47

Finding the Fourth Proportional to 239,687,185,817.98, 359,030,468,064.52 and 143,769,011,470.47

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Solution

The fourth proportional to 239,687,185,817.98, 359,030,468,064.52 and 143,769,011,470.47 is: 215,353,421,190.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,687,185,817.98 : 359,030,468,064.52 = 143,769,011,470.47 : x
  2. Step 2: Convert to fraction form
    239,687,185,817.98/359,030,468,064.52 = 143,769,011,470.47/x
  3. Step 3: Cross multiply
    239,687,185,817.98x = 359,030,468,064.52 × 143,769,011,470.47
  4. Step 4: Simplify right side
    239,687,185,817.98x = 51,617,455,481,416,195,244,032
  5. Step 5: Solve for x
    x = 51,617,455,481,416,195,244,032/239,687,185,817.98
  6. Step 6: Final answer
    x = 215,353,421,190.46

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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.