Home / 735,038,218.68-1,014,340,732.32-400,514,709.84

Finding the Fourth Proportional to 735,038,218.68, 1,014,340,732.32 and 400,514,709.84

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Solution

The fourth proportional to 735,038,218.68, 1,014,340,732.32 and 400,514,709.84 is: 552,703,755.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,038,218.68 : 1,014,340,732.32 = 400,514,709.84 : x
  2. Step 2: Convert to fraction form
    735,038,218.68/1,014,340,732.32 = 400,514,709.84/x
  3. Step 3: Cross multiply
    735,038,218.68x = 1,014,340,732.32 × 400,514,709.84
  4. Step 4: Simplify right side
    735,038,218.68x = 406,258,384,084,037,888
  5. Step 5: Solve for x
    x = 406,258,384,084,037,888/735,038,218.68
  6. Step 6: Final answer
    x = 552,703,755.75

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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.