Home / 134,586,905.20-201,880,357.80-43,719,679.60

Finding the Fourth Proportional to 134,586,905.20, 201,880,357.80 and 43,719,679.60

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Solution

The fourth proportional to 134,586,905.20, 201,880,357.80 and 43,719,679.60 is: 65,579,519.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,586,905.20 : 201,880,357.80 = 43,719,679.60 : x
  2. Step 2: Convert to fraction form
    134,586,905.20/201,880,357.80 = 43,719,679.60/x
  3. Step 3: Cross multiply
    134,586,905.20x = 201,880,357.80 × 43,719,679.60
  4. Step 4: Simplify right side
    134,586,905.20x = 8,826,144,560,549,362
  5. Step 5: Solve for x
    x = 8,826,144,560,549,362/134,586,905.20
  6. Step 6: Final answer
    x = 65,579,519.40

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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.