Home / 759,698,490.33-1,139,605,207.47-235,120,649.19

Finding the Fourth Proportional to 759,698,490.33, 1,139,605,207.47 and 235,120,649.19

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Solution

The fourth proportional to 759,698,490.33, 1,139,605,207.47 and 235,120,649.19 is: 352,698,760.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,698,490.33 : 1,139,605,207.47 = 235,120,649.19 : x
  2. Step 2: Convert to fraction form
    759,698,490.33/1,139,605,207.47 = 235,120,649.19/x
  3. Step 3: Cross multiply
    759,698,490.33x = 1,139,605,207.47 × 235,120,649.19
  4. Step 4: Simplify right side
    759,698,490.33x = 267,944,716,200,651,040
  5. Step 5: Solve for x
    x = 267,944,716,200,651,040/759,698,490.33
  6. Step 6: Final answer
    x = 352,698,760.90

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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.