Home / 146,977,411.60-220,466,117.40-60,687,139.60

Finding the Fourth Proportional to 146,977,411.60, 220,466,117.40 and 60,687,139.60

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Solution

The fourth proportional to 146,977,411.60, 220,466,117.40 and 60,687,139.60 is: 91,030,709.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,977,411.60 : 220,466,117.40 = 60,687,139.60 : x
  2. Step 2: Convert to fraction form
    146,977,411.60/220,466,117.40 = 60,687,139.60/x
  3. Step 3: Cross multiply
    146,977,411.60x = 220,466,117.40 × 60,687,139.60
  4. Step 4: Simplify right side
    146,977,411.60x = 13,379,458,043,723,790
  5. Step 5: Solve for x
    x = 13,379,458,043,723,790/146,977,411.60
  6. Step 6: Final answer
    x = 91,030,709.40

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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.