Home / 159,726,520,751.39-239,604,509,789.14-52,161,355,681.55

Finding the Fourth Proportional to 159,726,520,751.39, 239,604,509,789.14 and 52,161,355,681.55

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Solution

The fourth proportional to 159,726,520,751.39, 239,604,509,789.14 and 52,161,355,681.55 is: 78,246,843,412.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,726,520,751.39 : 239,604,509,789.14 = 52,161,355,681.55 : x
  2. Step 2: Convert to fraction form
    159,726,520,751.39/239,604,509,789.14 = 52,161,355,681.55/x
  3. Step 3: Cross multiply
    159,726,520,751.39x = 239,604,509,789.14 × 52,161,355,681.55
  4. Step 4: Simplify right side
    159,726,520,751.39x = 12,498,096,058,014,762,008,576
  5. Step 5: Solve for x
    x = 12,498,096,058,014,762,008,576/159,726,520,751.39
  6. Step 6: Final answer
    x = 78,246,843,412.23

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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.