Home / 841,889,244.88-1,161,814,675.34-465,571,296.48

Finding the Fourth Proportional to 841,889,244.88, 1,161,814,675.34 and 465,571,296.48

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Solution

The fourth proportional to 841,889,244.88, 1,161,814,675.34 and 465,571,296.48 is: 642,492,546.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,889,244.88 : 1,161,814,675.34 = 465,571,296.48 : x
  2. Step 2: Convert to fraction form
    841,889,244.88/1,161,814,675.34 = 465,571,296.48/x
  3. Step 3: Cross multiply
    841,889,244.88x = 1,161,814,675.34 × 465,571,296.48
  4. Step 4: Simplify right side
    841,889,244.88x = 540,907,564,667,534,080
  5. Step 5: Solve for x
    x = 540,907,564,667,534,080/841,889,244.88
  6. Step 6: Final answer
    x = 642,492,546.33

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1.5x scale

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.