Home / 50,977,889.60-76,466,834.40-40,900,193.60

Finding the Fourth Proportional to 50,977,889.60, 76,466,834.40 and 40,900,193.60

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Solution

The fourth proportional to 50,977,889.60, 76,466,834.40 and 40,900,193.60 is: 61,350,290.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,977,889.60 : 76,466,834.40 = 40,900,193.60 : x
  2. Step 2: Convert to fraction form
    50,977,889.60/76,466,834.40 = 40,900,193.60/x
  3. Step 3: Cross multiply
    50,977,889.60x = 76,466,834.40 × 40,900,193.60
  4. Step 4: Simplify right side
    50,977,889.60x = 3,127,508,330,939,140
  5. Step 5: Solve for x
    x = 3,127,508,330,939,140/50,977,889.60
  6. Step 6: Final answer
    x = 61,350,290.40

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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.