Home / 306,609,704.57-423,123,111.45-174,450,698.30

Finding the Fourth Proportional to 306,609,704.57, 423,123,111.45 and 174,450,698.30

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Solution

The fourth proportional to 306,609,704.57, 423,123,111.45 and 174,450,698.30 is: 240,742,941.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,609,704.57 : 423,123,111.45 = 174,450,698.30 : x
  2. Step 2: Convert to fraction form
    306,609,704.57/423,123,111.45 = 174,450,698.30/x
  3. Step 3: Cross multiply
    306,609,704.57x = 423,123,111.45 × 174,450,698.30
  4. Step 4: Simplify right side
    306,609,704.57x = 73,814,122,257,205,600
  5. Step 5: Solve for x
    x = 73,814,122,257,205,600/306,609,704.57
  6. Step 6: Final answer
    x = 240,742,941.79

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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.