Home / 2,621,072,038.07-3,931,622,754.77-874,269,979.25

Finding the Fourth Proportional to 2,621,072,038.07, 3,931,622,754.77 and 874,269,979.25

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Solution

The fourth proportional to 2,621,072,038.07, 3,931,622,754.77 and 874,269,979.25 is: 1,311,409,871.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,072,038.07 : 3,931,622,754.77 = 874,269,979.25 : x
  2. Step 2: Convert to fraction form
    2,621,072,038.07/3,931,622,754.77 = 874,269,979.25/x
  3. Step 3: Cross multiply
    2,621,072,038.07x = 3,931,622,754.77 × 874,269,979.25
  4. Step 4: Simplify right side
    2,621,072,038.07x = 3,437,299,744,237,053,440
  5. Step 5: Solve for x
    x = 3,437,299,744,237,053,440/2,621,072,038.07
  6. Step 6: Final answer
    x = 1,311,409,871.35

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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.