Home / 132,869,301.60-199,353,718.80-52,148,200.80

Finding the Fourth Proportional to 132,869,301.60, 199,353,718.80 and 52,148,200.80

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Solution

The fourth proportional to 132,869,301.60, 199,353,718.80 and 52,148,200.80 is: 78,241,833.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,869,301.60 : 199,353,718.80 = 52,148,200.80 : x
  2. Step 2: Convert to fraction form
    132,869,301.60/199,353,718.80 = 52,148,200.80/x
  3. Step 3: Cross multiply
    132,869,301.60x = 199,353,718.80 × 52,148,200.80
  4. Step 4: Simplify right side
    132,869,301.60x = 10,395,937,758,209,136
  5. Step 5: Solve for x
    x = 10,395,937,758,209,136/132,869,301.60
  6. Step 6: Final answer
    x = 78,241,833.39

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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.