Home / 93,908,099.20-140,862,148.80-64,682,780.80

Finding the Fourth Proportional to 93,908,099.20, 140,862,148.80 and 64,682,780.80

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Solution

The fourth proportional to 93,908,099.20, 140,862,148.80 and 64,682,780.80 is: 97,024,171.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,908,099.20 : 140,862,148.80 = 64,682,780.80 : x
  2. Step 2: Convert to fraction form
    93,908,099.20/140,862,148.80 = 64,682,780.80/x
  3. Step 3: Cross multiply
    93,908,099.20x = 140,862,148.80 × 64,682,780.80
  4. Step 4: Simplify right side
    93,908,099.20x = 9,111,355,493,847,384
  5. Step 5: Solve for x
    x = 9,111,355,493,847,384/93,908,099.20
  6. Step 6: Final answer
    x = 97,024,171.20

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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.