Home / 538,826,280,928.30-743,529,403,253.80-322,009,310,089.88

Finding the Fourth Proportional to 538,826,280,928.30, 743,529,403,253.80 and 322,009,310,089.88

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Solution

The fourth proportional to 538,826,280,928.30, 743,529,403,253.80 and 322,009,310,089.88 is: 444,342,450,707.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,826,280,928.30 : 743,529,403,253.80 = 322,009,310,089.88 : x
  2. Step 2: Convert to fraction form
    538,826,280,928.30/743,529,403,253.80 = 322,009,310,089.88/x
  3. Step 3: Cross multiply
    538,826,280,928.30x = 743,529,403,253.80 × 322,009,310,089.88
  4. Step 4: Simplify right side
    538,826,280,928.30x = 239,423,390,173,296,326,606,848
  5. Step 5: Solve for x
    x = 239,423,390,173,296,326,606,848/538,826,280,928.30
  6. Step 6: Final answer
    x = 444,342,450,707.51

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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.