Home / 3,091,171,869,196.80-4,638,875,809,615.40-1,078,861,421,290.70

Finding the Fourth Proportional to 3,091,171,869,196.80, 4,638,875,809,615.40 and 1,078,861,421,290.70

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Solution

The fourth proportional to 3,091,171,869,196.80, 4,638,875,809,615.40 and 1,078,861,421,290.70 is: 1,619,031,345,045.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091,171,869,196.80 : 4,638,875,809,615.40 = 1,078,861,421,290.70 : x
  2. Step 2: Convert to fraction form
    3,091,171,869,196.80/4,638,875,809,615.40 = 1,078,861,421,290.70/x
  3. Step 3: Cross multiply
    3,091,171,869,196.80x = 4,638,875,809,615.40 × 1,078,861,421,290.70
  4. Step 4: Simplify right side
    3,091,171,869,196.80x = 5,004,704,149,152,716,789,121,024
  5. Step 5: Solve for x
    x = 5,004,704,149,152,716,789,121,024/3,091,171,869,196.80
  6. Step 6: Final answer
    x = 1,619,031,345,045.57

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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.