Home / 238,594,816.95-357,888,624.05-107,344,407.69

Finding the Fourth Proportional to 238,594,816.95, 357,888,624.05 and 107,344,407.69

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Solution

The fourth proportional to 238,594,816.95, 357,888,624.05 and 107,344,407.69 is: 161,014,991.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,594,816.95 : 357,888,624.05 = 107,344,407.69 : x
  2. Step 2: Convert to fraction form
    238,594,816.95/357,888,624.05 = 107,344,407.69/x
  3. Step 3: Cross multiply
    238,594,816.95x = 357,888,624.05 × 107,344,407.69
  4. Step 4: Simplify right side
    238,594,816.95x = 38,417,342,367,099,616
  5. Step 5: Solve for x
    x = 38,417,342,367,099,616/238,594,816.95
  6. Step 6: Final answer
    x = 161,014,991.27

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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.