Home / 260,429,007.63-359,392,540.83-154,603,646.19

Finding the Fourth Proportional to 260,429,007.63, 359,392,540.83 and 154,603,646.19

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Solution

The fourth proportional to 260,429,007.63, 359,392,540.83 and 154,603,646.19 is: 213,353,334.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,429,007.63 : 359,392,540.83 = 154,603,646.19 : x
  2. Step 2: Convert to fraction form
    260,429,007.63/359,392,540.83 = 154,603,646.19/x
  3. Step 3: Cross multiply
    260,429,007.63x = 359,392,540.83 × 154,603,646.19
  4. Step 4: Simplify right side
    260,429,007.63x = 55,563,397,225,806,448
  5. Step 5: Solve for x
    x = 55,563,397,225,806,448/260,429,007.63
  6. Step 6: Final answer
    x = 213,353,334.68

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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.