Home / 6,954,013,072.80-10,427,436,428.40-2,589,698,858.40

Finding the Fourth Proportional to 6,954,013,072.80, 10,427,436,428.40 and 2,589,698,858.40

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Solution

The fourth proportional to 6,954,013,072.80, 10,427,436,428.40 and 2,589,698,858.40 is: 3,883,213,898.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,954,013,072.80 : 10,427,436,428.40 = 2,589,698,858.40 : x
  2. Step 2: Convert to fraction form
    6,954,013,072.80/10,427,436,428.40 = 2,589,698,858.40/x
  3. Step 3: Cross multiply
    6,954,013,072.80x = 10,427,436,428.40 × 2,589,698,858.40
  4. Step 4: Simplify right side
    6,954,013,072.80x = 27,003,920,214,666,051,584
  5. Step 5: Solve for x
    x = 27,003,920,214,666,051,584/6,954,013,072.80
  6. Step 6: Final answer
    x = 3,883,213,898.50

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1.5x scale

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.