Home / 11,428,196,450.25-17,144,502,263.46-4,345,128,601.78

Finding the Fourth Proportional to 11,428,196,450.25, 17,144,502,263.46 and 4,345,128,601.78

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Solution

The fourth proportional to 11,428,196,450.25, 17,144,502,263.46 and 4,345,128,601.78 is: 6,518,532,252.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,428,196,450.25 : 17,144,502,263.46 = 4,345,128,601.78 : x
  2. Step 2: Convert to fraction form
    11,428,196,450.25/17,144,502,263.46 = 4,345,128,601.78/x
  3. Step 3: Cross multiply
    11,428,196,450.25x = 17,144,502,263.46 × 4,345,128,601.78
  4. Step 4: Simplify right side
    11,428,196,450.25x = 74,495,067,148,241,993,728
  5. Step 5: Solve for x
    x = 74,495,067,148,241,993,728/11,428,196,450.25
  6. Step 6: Final answer
    x = 6,518,532,252.45

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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.