Home / 758,236,021.20-1,137,354,031.80-758,236,021.20

Finding the Fourth Proportional to 758,236,021.20, 1,137,354,031.80 and 758,236,021.20

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Solution

The fourth proportional to 758,236,021.20, 1,137,354,031.80 and 758,236,021.20 is: 1,137,354,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,236,021.20 : 1,137,354,031.80 = 758,236,021.20 : x
  2. Step 2: Convert to fraction form
    758,236,021.20/1,137,354,031.80 = 758,236,021.20/x
  3. Step 3: Cross multiply
    758,236,021.20x = 1,137,354,031.80 × 758,236,021.20
  4. Step 4: Simplify right side
    758,236,021.20x = 862,382,795,767,810,304
  5. Step 5: Solve for x
    x = 862,382,795,767,810,304/758,236,021.20
  6. Step 6: Final answer
    x = 1,137,354,031.80

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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.