Home / 804,816,110.90-1,207,224,166.35-417,395,621.90

Finding the Fourth Proportional to 804,816,110.90, 1,207,224,166.35 and 417,395,621.90

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Solution

The fourth proportional to 804,816,110.90, 1,207,224,166.35 and 417,395,621.90 is: 626,093,432.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,816,110.90 : 1,207,224,166.35 = 417,395,621.90 : x
  2. Step 2: Convert to fraction form
    804,816,110.90/1,207,224,166.35 = 417,395,621.90/x
  3. Step 3: Cross multiply
    804,816,110.90x = 1,207,224,166.35 × 417,395,621.90
  4. Step 4: Simplify right side
    804,816,110.90x = 503,890,081,686,367,232
  5. Step 5: Solve for x
    x = 503,890,081,686,367,232/804,816,110.90
  6. Step 6: Final answer
    x = 626,093,432.85

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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.