Home / 146,739,895.40-220,196,934.30-55,872,669.80

Finding the Fourth Proportional to 146,739,895.40, 220,196,934.30 and 55,872,669.80

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Solution

The fourth proportional to 146,739,895.40, 220,196,934.30 and 55,872,669.80 is: 83,842,165.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,739,895.40 : 220,196,934.30 = 55,872,669.80 : x
  2. Step 2: Convert to fraction form
    146,739,895.40/220,196,934.30 = 55,872,669.80/x
  3. Step 3: Cross multiply
    146,739,895.40x = 220,196,934.30 × 55,872,669.80
  4. Step 4: Simplify right side
    146,739,895.40x = 12,302,990,601,116,194
  5. Step 5: Solve for x
    x = 12,302,990,601,116,194/146,739,895.40
  6. Step 6: Final answer
    x = 83,842,165.54

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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.