Home / 1,075,258,042.83-1,613,057,125.32-385,150,017.87

Finding the Fourth Proportional to 1,075,258,042.83, 1,613,057,125.32 and 385,150,017.87

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Solution

The fourth proportional to 1,075,258,042.83, 1,613,057,125.32 and 385,150,017.87 is: 577,785,941.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,258,042.83 : 1,613,057,125.32 = 385,150,017.87 : x
  2. Step 2: Convert to fraction form
    1,075,258,042.83/1,613,057,125.32 = 385,150,017.87/x
  3. Step 3: Cross multiply
    1,075,258,042.83x = 1,613,057,125.32 × 385,150,017.87
  4. Step 4: Simplify right side
    1,075,258,042.83x = 621,268,980,642,328,832
  5. Step 5: Solve for x
    x = 621,268,980,642,328,832/1,075,258,042.83
  6. Step 6: Final answer
    x = 577,785,941.51

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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.