Home / 2,621,072,248.42-3,931,623,069.66-874,270,189.30

Finding the Fourth Proportional to 2,621,072,248.42, 3,931,623,069.66 and 874,270,189.30

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Solution

The fourth proportional to 2,621,072,248.42, 3,931,623,069.66 and 874,270,189.30 is: 1,311,410,186.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,072,248.42 : 3,931,623,069.66 = 874,270,189.30 : x
  2. Step 2: Convert to fraction form
    2,621,072,248.42/3,931,623,069.66 = 874,270,189.30/x
  3. Step 3: Cross multiply
    2,621,072,248.42x = 3,931,623,069.66 × 874,270,189.30
  4. Step 4: Simplify right side
    2,621,072,248.42x = 3,437,300,845,367,895,040
  5. Step 5: Solve for x
    x = 3,437,300,845,367,895,040/2,621,072,248.42
  6. Step 6: Final answer
    x = 1,311,410,186.21

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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.