Home / 343,400,683.20-515,101,024.80-113,405,265.60

Finding the Fourth Proportional to 343,400,683.20, 515,101,024.80 and 113,405,265.60

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Solution

The fourth proportional to 343,400,683.20, 515,101,024.80 and 113,405,265.60 is: 170,107,898.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,400,683.20 : 515,101,024.80 = 113,405,265.60 : x
  2. Step 2: Convert to fraction form
    343,400,683.20/515,101,024.80 = 113,405,265.60/x
  3. Step 3: Cross multiply
    343,400,683.20x = 515,101,024.80 × 113,405,265.60
  4. Step 4: Simplify right side
    343,400,683.20x = 58,415,168,528,276,184
  5. Step 5: Solve for x
    x = 58,415,168,528,276,184/343,400,683.20
  6. Step 6: Final answer
    x = 170,107,898.40

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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.