Home / 2,139,529,584.63-3,209,514,284.02-740,511,572.51

Finding the Fourth Proportional to 2,139,529,584.63, 3,209,514,284.02 and 740,511,572.51

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Solution

The fourth proportional to 2,139,529,584.63, 3,209,514,284.02 and 740,511,572.51 is: 1,110,843,470.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,139,529,584.63 : 3,209,514,284.02 = 740,511,572.51 : x
  2. Step 2: Convert to fraction form
    2,139,529,584.63/3,209,514,284.02 = 740,511,572.51/x
  3. Step 3: Cross multiply
    2,139,529,584.63x = 3,209,514,284.02 × 740,511,572.51
  4. Step 4: Simplify right side
    2,139,529,584.63x = 2,376,682,469,435,058,176
  5. Step 5: Solve for x
    x = 2,376,682,469,435,058,176/2,139,529,584.63
  6. Step 6: Final answer
    x = 1,110,843,470.69

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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.