Home / 136,255,381.36-204,307,454.76-45,329,334.64

Finding the Fourth Proportional to 136,255,381.36, 204,307,454.76 and 45,329,334.64

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Solution

The fourth proportional to 136,255,381.36, 204,307,454.76 and 45,329,334.64 is: 67,968,845.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,255,381.36 : 204,307,454.76 = 45,329,334.64 : x
  2. Step 2: Convert to fraction form
    136,255,381.36/204,307,454.76 = 45,329,334.64/x
  3. Step 3: Cross multiply
    136,255,381.36x = 204,307,454.76 × 45,329,334.64
  4. Step 4: Simplify right side
    136,255,381.36x = 9,261,120,986,262,700
  5. Step 5: Solve for x
    x = 9,261,120,986,262,700/136,255,381.36
  6. Step 6: Final answer
    x = 67,968,845.66

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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.