Home / 140,381,196.40-210,590,957.04-58,480,921.54

Finding the Fourth Proportional to 140,381,196.40, 210,590,957.04 and 58,480,921.54

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Solution

The fourth proportional to 140,381,196.40, 210,590,957.04 and 58,480,921.54 is: 87,729,365.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,381,196.40 : 210,590,957.04 = 58,480,921.54 : x
  2. Step 2: Convert to fraction form
    140,381,196.40/210,590,957.04 = 58,480,921.54/x
  3. Step 3: Cross multiply
    140,381,196.40x = 210,590,957.04 × 58,480,921.54
  4. Step 4: Simplify right side
    140,381,196.40x = 12,315,553,235,163,274
  5. Step 5: Solve for x
    x = 12,315,553,235,163,274/140,381,196.40
  6. Step 6: Final answer
    x = 87,729,365.12

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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.