Home / 180,435,734.82-249,001,556.49-97,929,520.74

Finding the Fourth Proportional to 180,435,734.82, 249,001,556.49 and 97,929,520.74

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Solution

The fourth proportional to 180,435,734.82, 249,001,556.49 and 97,929,520.74 is: 135,142,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,435,734.82 : 249,001,556.49 = 97,929,520.74 : x
  2. Step 2: Convert to fraction form
    180,435,734.82/249,001,556.49 = 97,929,520.74/x
  3. Step 3: Cross multiply
    180,435,734.82x = 249,001,556.49 × 97,929,520.74
  4. Step 4: Simplify right side
    180,435,734.82x = 24,384,603,090,579,736
  5. Step 5: Solve for x
    x = 24,384,603,090,579,736/180,435,734.82
  6. Step 6: Final answer
    x = 135,142,870.20

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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.