Home / 73,366,787.60-109,788,907.80-63,886,288.40

Finding the Fourth Proportional to 73,366,787.60, 109,788,907.80 and 63,886,288.40

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Solution

The fourth proportional to 73,366,787.60, 109,788,907.80 and 63,886,288.40 is: 95,601,920.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,366,787.60 : 109,788,907.80 = 63,886,288.40 : x
  2. Step 2: Convert to fraction form
    73,366,787.60/109,788,907.80 = 63,886,288.40/x
  3. Step 3: Cross multiply
    73,366,787.60x = 109,788,907.80 × 63,886,288.40
  4. Step 4: Simplify right side
    73,366,787.60x = 7,014,005,826,831,809
  5. Step 5: Solve for x
    x = 7,014,005,826,831,809/73,366,787.60
  6. Step 6: Final answer
    x = 95,601,920.93

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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.