Home / 109,212,898.40-150,712,903.96-59,653,303.75

Finding the Fourth Proportional to 109,212,898.40, 150,712,903.96 and 59,653,303.75

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Solution

The fourth proportional to 109,212,898.40, 150,712,903.96 and 59,653,303.75 is: 82,321,069.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,212,898.40 : 150,712,903.96 = 59,653,303.75 : x
  2. Step 2: Convert to fraction form
    109,212,898.40/150,712,903.96 = 59,653,303.75/x
  3. Step 3: Cross multiply
    109,212,898.40x = 150,712,903.96 × 59,653,303.75
  4. Step 4: Simplify right side
    109,212,898.40x = 8,990,522,638,970,458
  5. Step 5: Solve for x
    x = 8,990,522,638,970,458/109,212,898.40
  6. Step 6: Final answer
    x = 82,321,069.86

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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.