Home / 673,973,279.55-1,010,959,919.33-163,370,015.55

Finding the Fourth Proportional to 673,973,279.55, 1,010,959,919.33 and 163,370,015.55

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Solution

The fourth proportional to 673,973,279.55, 1,010,959,919.33 and 163,370,015.55 is: 245,055,023.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,973,279.55 : 1,010,959,919.33 = 163,370,015.55 : x
  2. Step 2: Convert to fraction form
    673,973,279.55/1,010,959,919.33 = 163,370,015.55/x
  3. Step 3: Cross multiply
    673,973,279.55x = 1,010,959,919.33 × 163,370,015.55
  4. Step 4: Simplify right side
    673,973,279.55x = 165,160,537,740,552,000
  5. Step 5: Solve for x
    x = 165,160,537,740,552,000/673,973,279.55
  6. Step 6: Final answer
    x = 245,055,023.33

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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.