Home / 351,045,313.60-526,567,970.40-178,858,429.60

Finding the Fourth Proportional to 351,045,313.60, 526,567,970.40 and 178,858,429.60

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Solution

The fourth proportional to 351,045,313.60, 526,567,970.40 and 178,858,429.60 is: 268,287,644.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,045,313.60 : 526,567,970.40 = 178,858,429.60 : x
  2. Step 2: Convert to fraction form
    351,045,313.60/526,567,970.40 = 178,858,429.60/x
  3. Step 3: Cross multiply
    351,045,313.60x = 526,567,970.40 × 178,858,429.60
  4. Step 4: Simplify right side
    351,045,313.60x = 94,181,120,263,403,280
  5. Step 5: Solve for x
    x = 94,181,120,263,403,280/351,045,313.60
  6. Step 6: Final answer
    x = 268,287,644.40

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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.