Home / 84,468,530-116,566,571.40-45,837,362

Finding the Fourth Proportional to 84,468,530, 116,566,571.40 and 45,837,362

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Solution

The fourth proportional to 84,468,530, 116,566,571.40 and 45,837,362 is: 63,255,559.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,468,530 : 116,566,571.40 = 45,837,362 : x
  2. Step 2: Convert to fraction form
    84,468,530/116,566,571.40 = 45,837,362/x
  3. Step 3: Cross multiply
    84,468,530x = 116,566,571.40 × 45,837,362
  4. Step 4: Simplify right side
    84,468,530x = 5,343,104,130,360,647
  5. Step 5: Solve for x
    x = 5,343,104,130,360,647/84,468,530
  6. Step 6: Final answer
    x = 63,255,559.56

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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.