Home / 86,933,953.40-130,400,930.10-26,341,806.20

Finding the Fourth Proportional to 86,933,953.40, 130,400,930.10 and 26,341,806.20

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Solution

The fourth proportional to 86,933,953.40, 130,400,930.10 and 26,341,806.20 is: 39,512,709.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,933,953.40 : 130,400,930.10 = 26,341,806.20 : x
  2. Step 2: Convert to fraction form
    86,933,953.40/130,400,930.10 = 26,341,806.20/x
  3. Step 3: Cross multiply
    86,933,953.40x = 130,400,930.10 × 26,341,806.20
  4. Step 4: Simplify right side
    86,933,953.40x = 3,434,996,028,993,946.50
  5. Step 5: Solve for x
    x = 3,434,996,028,993,946.50/86,933,953.40
  6. Step 6: Final answer
    x = 39,512,709.30

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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.