Home / 103,201,958.94-154,803,256.60-25,478,871.86

Finding the Fourth Proportional to 103,201,958.94, 154,803,256.60 and 25,478,871.86

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Solution

The fourth proportional to 103,201,958.94, 154,803,256.60 and 25,478,871.86 is: 38,218,386.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,201,958.94 : 154,803,256.60 = 25,478,871.86 : x
  2. Step 2: Convert to fraction form
    103,201,958.94/154,803,256.60 = 25,478,871.86/x
  3. Step 3: Cross multiply
    103,201,958.94x = 154,803,256.60 × 25,478,871.86
  4. Step 4: Simplify right side
    103,201,958.94x = 3,944,212,338,422,099
  5. Step 5: Solve for x
    x = 3,944,212,338,422,099/103,201,958.94
  6. Step 6: Final answer
    x = 38,218,386.35

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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.