Home / 778,932,364.03-1,166,543,750.26-450,716,173.90

Finding the Fourth Proportional to 778,932,364.03, 1,166,543,750.26 and 450,716,173.90

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Solution

The fourth proportional to 778,932,364.03, 1,166,543,750.26 and 450,716,173.90 is: 675,001,014.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,932,364.03 : 1,166,543,750.26 = 450,716,173.90 : x
  2. Step 2: Convert to fraction form
    778,932,364.03/1,166,543,750.26 = 450,716,173.90/x
  3. Step 3: Cross multiply
    778,932,364.03x = 1,166,543,750.26 × 450,716,173.90
  4. Step 4: Simplify right side
    778,932,364.03x = 525,780,135,804,144,320
  5. Step 5: Solve for x
    x = 525,780,135,804,144,320/778,932,364.03
  6. Step 6: Final answer
    x = 675,001,014.32

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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.