Home / 295,490,015.80-443,235,023.70-173,046,009.40

Finding the Fourth Proportional to 295,490,015.80, 443,235,023.70 and 173,046,009.40

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Solution

The fourth proportional to 295,490,015.80, 443,235,023.70 and 173,046,009.40 is: 259,569,014.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,490,015.80 : 443,235,023.70 = 173,046,009.40 : x
  2. Step 2: Convert to fraction form
    295,490,015.80/443,235,023.70 = 173,046,009.40/x
  3. Step 3: Cross multiply
    295,490,015.80x = 443,235,023.70 × 173,046,009.40
  4. Step 4: Simplify right side
    295,490,015.80x = 76,700,052,077,599,424
  5. Step 5: Solve for x
    x = 76,700,052,077,599,424/295,490,015.80
  6. Step 6: Final answer
    x = 259,569,014.10

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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.