Home / 132,903,400.40-199,392,425.40-64,748,315.60

Finding the Fourth Proportional to 132,903,400.40, 199,392,425.40 and 64,748,315.60

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Solution

The fourth proportional to 132,903,400.40, 199,392,425.40 and 64,748,315.60 is: 97,140,657.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,903,400.40 : 199,392,425.40 = 64,748,315.60 : x
  2. Step 2: Convert to fraction form
    132,903,400.40/199,392,425.40 = 64,748,315.60/x
  3. Step 3: Cross multiply
    132,903,400.40x = 199,392,425.40 × 64,748,315.60
  4. Step 4: Simplify right side
    132,903,400.40x = 12,910,323,688,048,656
  5. Step 5: Solve for x
    x = 12,910,323,688,048,656/132,903,400.40
  6. Step 6: Final answer
    x = 97,140,657.42

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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.