Home / 5,291,959,205.12-7,302,832,417.92-2,945,115,127.04

Finding the Fourth Proportional to 5,291,959,205.12, 7,302,832,417.92 and 2,945,115,127.04

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Solution

The fourth proportional to 5,291,959,205.12, 7,302,832,417.92 and 2,945,115,127.04 is: 4,064,219,203.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,291,959,205.12 : 7,302,832,417.92 = 2,945,115,127.04 : x
  2. Step 2: Convert to fraction form
    5,291,959,205.12/7,302,832,417.92 = 2,945,115,127.04/x
  3. Step 3: Cross multiply
    5,291,959,205.12x = 7,302,832,417.92 × 2,945,115,127.04
  4. Step 4: Simplify right side
    5,291,959,205.12x = 21,507,682,224,254,291,968
  5. Step 5: Solve for x
    x = 21,507,682,224,254,291,968/5,291,959,205.12
  6. Step 6: Final answer
    x = 4,064,219,203.25

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Double scale
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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.