Home / 18,887,657,727.20-28,337,616,450.56-5,623,030,743.52

Finding the Fourth Proportional to 18,887,657,727.20, 28,337,616,450.56 and 5,623,030,743.52

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Solution

The fourth proportional to 18,887,657,727.20, 28,337,616,450.56 and 5,623,030,743.52 is: 8,436,371,031.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,887,657,727.20 : 28,337,616,450.56 = 5,623,030,743.52 : x
  2. Step 2: Convert to fraction form
    18,887,657,727.20/28,337,616,450.56 = 5,623,030,743.52/x
  3. Step 3: Cross multiply
    18,887,657,727.20x = 28,337,616,450.56 × 5,623,030,743.52
  4. Step 4: Simplify right side
    18,887,657,727.20x = 159,343,288,499,576,995,840
  5. Step 5: Solve for x
    x = 159,343,288,499,576,995,840/18,887,657,727.20
  6. Step 6: Final answer
    x = 8,436,371,031.34

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1.5x scale

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.