Home / 107,256,949.07-160,886,918.45-30,579,977.39

Finding the Fourth Proportional to 107,256,949.07, 160,886,918.45 and 30,579,977.39

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Solution

The fourth proportional to 107,256,949.07, 160,886,918.45 and 30,579,977.39 is: 45,870,392.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,256,949.07 : 160,886,918.45 = 30,579,977.39 : x
  2. Step 2: Convert to fraction form
    107,256,949.07/160,886,918.45 = 30,579,977.39/x
  3. Step 3: Cross multiply
    107,256,949.07x = 160,886,918.45 × 30,579,977.39
  4. Step 4: Simplify right side
    107,256,949.07x = 4,919,918,327,819,789
  5. Step 5: Solve for x
    x = 4,919,918,327,819,789/107,256,949.07
  6. Step 6: Final answer
    x = 45,870,392.27

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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.