Home / 1,777,854,296.89-2,666,216,215.14-1,661,789,288.35

Finding the Fourth Proportional to 1,777,854,296.89, 2,666,216,215.14 and 1,661,789,288.35

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Solution

The fourth proportional to 1,777,854,296.89, 2,666,216,215.14 and 1,661,789,288.35 is: 2,492,155,602.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,854,296.89 : 2,666,216,215.14 = 1,661,789,288.35 : x
  2. Step 2: Convert to fraction form
    1,777,854,296.89/2,666,216,215.14 = 1,661,789,288.35/x
  3. Step 3: Cross multiply
    1,777,854,296.89x = 2,666,216,215.14 × 1,661,789,288.35
  4. Step 4: Simplify right side
    1,777,854,296.89x = 4,430,689,546,744,730,624
  5. Step 5: Solve for x
    x = 4,430,689,546,744,730,624/1,777,854,296.89
  6. Step 6: Final answer
    x = 2,492,155,602.68

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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.