Home / 2,108,827,369.12-2,910,181,706.40-1,169,027,629.60

Finding the Fourth Proportional to 2,108,827,369.12, 2,910,181,706.40 and 1,169,027,629.60

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Solution

The fourth proportional to 2,108,827,369.12, 2,910,181,706.40 and 1,169,027,629.60 is: 1,613,258,093.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,827,369.12 : 2,910,181,706.40 = 1,169,027,629.60 : x
  2. Step 2: Convert to fraction form
    2,108,827,369.12/2,910,181,706.40 = 1,169,027,629.60/x
  3. Step 3: Cross multiply
    2,108,827,369.12x = 2,910,181,706.40 × 1,169,027,629.60
  4. Step 4: Simplify right side
    2,108,827,369.12x = 3,402,082,821,938,075,136
  5. Step 5: Solve for x
    x = 3,402,082,821,938,075,136/2,108,827,369.12
  6. Step 6: Final answer
    x = 1,613,258,093.93

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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.