Home / 5,179,283,669.85-7,147,118,004.10-2,921,088,226.29

Finding the Fourth Proportional to 5,179,283,669.85, 7,147,118,004.10 and 2,921,088,226.29

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Solution

The fourth proportional to 5,179,283,669.85, 7,147,118,004.10 and 2,921,088,226.29 is: 4,030,936,242.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179,283,669.85 : 7,147,118,004.10 = 2,921,088,226.29 : x
  2. Step 2: Convert to fraction form
    5,179,283,669.85/7,147,118,004.10 = 2,921,088,226.29/x
  3. Step 3: Cross multiply
    5,179,283,669.85x = 7,147,118,004.10 × 2,921,088,226.29
  4. Step 4: Simplify right side
    5,179,283,669.85x = 20,877,362,253,681,795,072
  5. Step 5: Solve for x
    x = 20,877,362,253,681,795,072/5,179,283,669.85
  6. Step 6: Final answer
    x = 4,030,936,242.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.