Home / 239,414,742.60-359,122,113.90-130,197,712.20

Finding the Fourth Proportional to 239,414,742.60, 359,122,113.90 and 130,197,712.20

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Solution

The fourth proportional to 239,414,742.60, 359,122,113.90 and 130,197,712.20 is: 195,296,568.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,414,742.60 : 359,122,113.90 = 130,197,712.20 : x
  2. Step 2: Convert to fraction form
    239,414,742.60/359,122,113.90 = 130,197,712.20/x
  3. Step 3: Cross multiply
    239,414,742.60x = 359,122,113.90 × 130,197,712.20
  4. Step 4: Simplify right side
    239,414,742.60x = 46,756,877,630,207,816
  5. Step 5: Solve for x
    x = 46,756,877,630,207,816/239,414,742.60
  6. Step 6: Final answer
    x = 195,296,568.30

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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.