Home / 199,049,666.90-298,574,500.35-165,037,442.90

Finding the Fourth Proportional to 199,049,666.90, 298,574,500.35 and 165,037,442.90

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Solution

The fourth proportional to 199,049,666.90, 298,574,500.35 and 165,037,442.90 is: 247,556,164.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,049,666.90 : 298,574,500.35 = 165,037,442.90 : x
  2. Step 2: Convert to fraction form
    199,049,666.90/298,574,500.35 = 165,037,442.90/x
  3. Step 3: Cross multiply
    199,049,666.90x = 298,574,500.35 × 165,037,442.90
  4. Step 4: Simplify right side
    199,049,666.90x = 49,275,972,052,909,160
  5. Step 5: Solve for x
    x = 49,275,972,052,909,160/199,049,666.90
  6. Step 6: Final answer
    x = 247,556,164.35

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1.5x scale

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.