Home / 159,444,901.96-220,033,967.46-86,106,043.96

Finding the Fourth Proportional to 159,444,901.96, 220,033,967.46 and 86,106,043.96

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Solution

The fourth proportional to 159,444,901.96, 220,033,967.46 and 86,106,043.96 is: 118,826,342.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,444,901.96 : 220,033,967.46 = 86,106,043.96 : x
  2. Step 2: Convert to fraction form
    159,444,901.96/220,033,967.46 = 86,106,043.96/x
  3. Step 3: Cross multiply
    159,444,901.96x = 220,033,967.46 × 86,106,043.96
  4. Step 4: Simplify right side
    159,444,901.96x = 18,946,254,474,803,968
  5. Step 5: Solve for x
    x = 18,946,254,474,803,968/159,444,901.96
  6. Step 6: Final answer
    x = 118,826,342.15

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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.