Home / 1,090,835,455.86-1,505,309,437.47-614,514,729.06

Finding the Fourth Proportional to 1,090,835,455.86, 1,505,309,437.47 and 614,514,729.06

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Solution

The fourth proportional to 1,090,835,455.86, 1,505,309,437.47 and 614,514,729.06 is: 848,005,825.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,835,455.86 : 1,505,309,437.47 = 614,514,729.06 : x
  2. Step 2: Convert to fraction form
    1,090,835,455.86/1,505,309,437.47 = 614,514,729.06/x
  3. Step 3: Cross multiply
    1,090,835,455.86x = 1,505,309,437.47 × 614,514,729.06
  4. Step 4: Simplify right side
    1,090,835,455.86x = 925,034,821,118,338,048
  5. Step 5: Solve for x
    x = 925,034,821,118,338,048/1,090,835,455.86
  6. Step 6: Final answer
    x = 848,005,825.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.