Home / 886,214,951.48-1,222,980,376.74-484,336,905.32

Finding the Fourth Proportional to 886,214,951.48, 1,222,980,376.74 and 484,336,905.32

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Solution

The fourth proportional to 886,214,951.48, 1,222,980,376.74 and 484,336,905.32 is: 668,386,975.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,214,951.48 : 1,222,980,376.74 = 484,336,905.32 : x
  2. Step 2: Convert to fraction form
    886,214,951.48/1,222,980,376.74 = 484,336,905.32/x
  3. Step 3: Cross multiply
    886,214,951.48x = 1,222,980,376.74 × 484,336,905.32
  4. Step 4: Simplify right side
    886,214,951.48x = 592,334,530,938,556,288
  5. Step 5: Solve for x
    x = 592,334,530,938,556,288/886,214,951.48
  6. Step 6: Final answer
    x = 668,386,975.36

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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.