Home / 383,769,629.06-529,602,084.54-207,557,619.35

Finding the Fourth Proportional to 383,769,629.06, 529,602,084.54 and 207,557,619.35

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Solution

The fourth proportional to 383,769,629.06, 529,602,084.54 and 207,557,619.35 is: 286,429,512.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,769,629.06 : 529,602,084.54 = 207,557,619.35 : x
  2. Step 2: Convert to fraction form
    383,769,629.06/529,602,084.54 = 207,557,619.35/x
  3. Step 3: Cross multiply
    383,769,629.06x = 529,602,084.54 × 207,557,619.35
  4. Step 4: Simplify right side
    383,769,629.06x = 109,922,947,867,271,840
  5. Step 5: Solve for x
    x = 109,922,947,867,271,840/383,769,629.06
  6. Step 6: Final answer
    x = 286,429,512.77

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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.