Home / 757,081,771.86-1,044,774,290.70-417,990,903.24

Finding the Fourth Proportional to 757,081,771.86, 1,044,774,290.70 and 417,990,903.24

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Solution

The fourth proportional to 757,081,771.86, 1,044,774,290.70 and 417,990,903.24 is: 576,828,244.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,081,771.86 : 1,044,774,290.70 = 417,990,903.24 : x
  2. Step 2: Convert to fraction form
    757,081,771.86/1,044,774,290.70 = 417,990,903.24/x
  3. Step 3: Cross multiply
    757,081,771.86x = 1,044,774,290.70 × 417,990,903.24
  4. Step 4: Simplify right side
    757,081,771.86x = 436,706,149,451,623,360
  5. Step 5: Solve for x
    x = 436,706,149,451,623,360/757,081,771.86
  6. Step 6: Final answer
    x = 576,828,244.56

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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.