Home / 101,098,371.20-151,647,556.80-97,130,278.40

Finding the Fourth Proportional to 101,098,371.20, 151,647,556.80 and 97,130,278.40

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Solution

The fourth proportional to 101,098,371.20, 151,647,556.80 and 97,130,278.40 is: 145,695,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,098,371.20 : 151,647,556.80 = 97,130,278.40 : x
  2. Step 2: Convert to fraction form
    101,098,371.20/151,647,556.80 = 97,130,278.40/x
  3. Step 3: Cross multiply
    101,098,371.20x = 151,647,556.80 × 97,130,278.40
  4. Step 4: Simplify right side
    101,098,371.20x = 14,729,569,410,663,816
  5. Step 5: Solve for x
    x = 14,729,569,410,663,816/101,098,371.20
  6. Step 6: Final answer
    x = 145,695,417.60

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1.5x scale

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.