Home / 439,585,315.18-606,628,928.58-241,359,649.26

Finding the Fourth Proportional to 439,585,315.18, 606,628,928.58 and 241,359,649.26

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Solution

The fourth proportional to 439,585,315.18, 606,628,928.58 and 241,359,649.26 is: 333,076,971.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,585,315.18 : 606,628,928.58 = 241,359,649.26 : x
  2. Step 2: Convert to fraction form
    439,585,315.18/606,628,928.58 = 241,359,649.26/x
  3. Step 3: Cross multiply
    439,585,315.18x = 606,628,928.58 × 241,359,649.26
  4. Step 4: Simplify right side
    439,585,315.18x = 146,415,745,433,038,400
  5. Step 5: Solve for x
    x = 146,415,745,433,038,400/439,585,315.18
  6. Step 6: Final answer
    x = 333,076,971.36

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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.