Home / 1,558,670,788.24-2,337,986,673.72-378,261,044.80

Finding the Fourth Proportional to 1,558,670,788.24, 2,337,986,673.72 and 378,261,044.80

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Solution

The fourth proportional to 1,558,670,788.24, 2,337,986,673.72 and 378,261,044.80 is: 567,386,832.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,670,788.24 : 2,337,986,673.72 = 378,261,044.80 : x
  2. Step 2: Convert to fraction form
    1,558,670,788.24/2,337,986,673.72 = 378,261,044.80/x
  3. Step 3: Cross multiply
    1,558,670,788.24x = 2,337,986,673.72 × 378,261,044.80
  4. Step 4: Simplify right side
    1,558,670,788.24x = 884,369,281,929,803,904
  5. Step 5: Solve for x
    x = 884,369,281,929,803,904/1,558,670,788.24
  6. Step 6: Final answer
    x = 567,386,832.81

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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.