Home / 115,761,990.60-173,510,900.64-46,630,558.35

Finding the Fourth Proportional to 115,761,990.60, 173,510,900.64 and 46,630,558.35

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Solution

The fourth proportional to 115,761,990.60, 173,510,900.64 and 46,630,558.35 is: 69,892,631.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,761,990.60 : 173,510,900.64 = 46,630,558.35 : x
  2. Step 2: Convert to fraction form
    115,761,990.60/173,510,900.64 = 46,630,558.35/x
  3. Step 3: Cross multiply
    115,761,990.60x = 173,510,900.64 × 46,630,558.35
  4. Step 4: Simplify right side
    115,761,990.60x = 8,090,910,176,654,572
  5. Step 5: Solve for x
    x = 8,090,910,176,654,572/115,761,990.60
  6. Step 6: Final answer
    x = 69,892,631.72

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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.