Home / 1,075,443,324.80-1,609,133,908.80-712,646,268.80

Finding the Fourth Proportional to 1,075,443,324.80, 1,609,133,908.80 and 712,646,268.80

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Solution

The fourth proportional to 1,075,443,324.80, 1,609,133,908.80 and 712,646,268.80 is: 1,066,298,195.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,443,324.80 : 1,609,133,908.80 = 712,646,268.80 : x
  2. Step 2: Convert to fraction form
    1,075,443,324.80/1,609,133,908.80 = 712,646,268.80/x
  3. Step 3: Cross multiply
    1,075,443,324.80x = 1,609,133,908.80 × 712,646,268.80
  4. Step 4: Simplify right side
    1,075,443,324.80x = 1,146,743,276,105,879,424
  5. Step 5: Solve for x
    x = 1,146,743,276,105,879,424/1,075,443,324.80
  6. Step 6: Final answer
    x = 1,066,298,195.04

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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.