Home / 461,912,288.91-637,282,019.55-263,531,268.51

Finding the Fourth Proportional to 461,912,288.91, 637,282,019.55 and 263,531,268.51

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Solution

The fourth proportional to 461,912,288.91, 637,282,019.55 and 263,531,268.51 is: 363,583,613.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,912,288.91 : 637,282,019.55 = 263,531,268.51 : x
  2. Step 2: Convert to fraction form
    461,912,288.91/637,282,019.55 = 263,531,268.51/x
  3. Step 3: Cross multiply
    461,912,288.91x = 637,282,019.55 × 263,531,268.51
  4. Step 4: Simplify right side
    461,912,288.91x = 167,943,739,009,224,576
  5. Step 5: Solve for x
    x = 167,943,739,009,224,576/461,912,288.91
  6. Step 6: Final answer
    x = 363,583,613.26

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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.