Home / 475,216,742.76-712,825,682.76-130,173,344.52

Finding the Fourth Proportional to 475,216,742.76, 712,825,682.76 and 130,173,344.52

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Solution

The fourth proportional to 475,216,742.76, 712,825,682.76 and 130,173,344.52 is: 195,260,172.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,216,742.76 : 712,825,682.76 = 130,173,344.52 : x
  2. Step 2: Convert to fraction form
    475,216,742.76/712,825,682.76 = 130,173,344.52/x
  3. Step 3: Cross multiply
    475,216,742.76x = 712,825,682.76 × 130,173,344.52
  4. Step 4: Simplify right side
    475,216,742.76x = 92,790,903,184,621,696
  5. Step 5: Solve for x
    x = 92,790,903,184,621,696/475,216,742.76
  6. Step 6: Final answer
    x = 195,260,172.54

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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.