Home / 88,107,255.65-121,580,894.79-50,939,931.12

Finding the Fourth Proportional to 88,107,255.65, 121,580,894.79 and 50,939,931.12

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Solution

The fourth proportional to 88,107,255.65, 121,580,894.79 and 50,939,931.12 is: 70,292,989.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,107,255.65 : 121,580,894.79 = 50,939,931.12 : x
  2. Step 2: Convert to fraction form
    88,107,255.65/121,580,894.79 = 50,939,931.12/x
  3. Step 3: Cross multiply
    88,107,255.65x = 121,580,894.79 × 50,939,931.12
  4. Step 4: Simplify right side
    88,107,255.65x = 6,193,322,405,654,639
  5. Step 5: Solve for x
    x = 6,193,322,405,654,639/88,107,255.65
  6. Step 6: Final answer
    x = 70,292,989.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.