Home / 28,974,072,926.40-43,461,109,389.60-17,816,362,843.20

Finding the Fourth Proportional to 28,974,072,926.40, 43,461,109,389.60 and 17,816,362,843.20

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Solution

The fourth proportional to 28,974,072,926.40, 43,461,109,389.60 and 17,816,362,843.20 is: 26,724,544,264.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,974,072,926.40 : 43,461,109,389.60 = 17,816,362,843.20 : x
  2. Step 2: Convert to fraction form
    28,974,072,926.40/43,461,109,389.60 = 17,816,362,843.20/x
  3. Step 3: Cross multiply
    28,974,072,926.40x = 43,461,109,389.60 × 17,816,362,843.20
  4. Step 4: Simplify right side
    28,974,072,926.40x = 774,318,894,453,120,040,960
  5. Step 5: Solve for x
    x = 774,318,894,453,120,040,960/28,974,072,926.40
  6. Step 6: Final answer
    x = 26,724,544,264.80

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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.