Home / 879,033,960,023.10-1,318,550,940,034.60-217,292,129,879.10

Finding the Fourth Proportional to 879,033,960,023.10, 1,318,550,940,034.60 and 217,292,129,879.10

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Solution

The fourth proportional to 879,033,960,023.10, 1,318,550,940,034.60 and 217,292,129,879.10 is: 325,938,194,818.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,033,960,023.10 : 1,318,550,940,034.60 = 217,292,129,879.10 : x
  2. Step 2: Convert to fraction form
    879,033,960,023.10/1,318,550,940,034.60 = 217,292,129,879.10/x
  3. Step 3: Cross multiply
    879,033,960,023.10x = 1,318,550,940,034.60 × 217,292,129,879.10
  4. Step 4: Simplify right side
    879,033,960,023.10x = 286,510,742,114,207,721,848,832
  5. Step 5: Solve for x
    x = 286,510,742,114,207,721,848,832/879,033,960,023.10
  6. Step 6: Final answer
    x = 325,938,194,818.64

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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.