Home / 262,108,867.20-393,163,300.80-245,953,060.80

Finding the Fourth Proportional to 262,108,867.20, 393,163,300.80 and 245,953,060.80

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Solution

The fourth proportional to 262,108,867.20, 393,163,300.80 and 245,953,060.80 is: 368,929,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,108,867.20 : 393,163,300.80 = 245,953,060.80 : x
  2. Step 2: Convert to fraction form
    262,108,867.20/393,163,300.80 = 245,953,060.80/x
  3. Step 3: Cross multiply
    262,108,867.20x = 393,163,300.80 × 245,953,060.80
  4. Step 4: Simplify right side
    262,108,867.20x = 96,699,717,225,991,104
  5. Step 5: Solve for x
    x = 96,699,717,225,991,104/262,108,867.20
  6. Step 6: Final answer
    x = 368,929,591.20

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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.