Home / 582,059,615.20-873,089,422.80-290,971,664.80

Finding the Fourth Proportional to 582,059,615.20, 873,089,422.80 and 290,971,664.80

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Solution

The fourth proportional to 582,059,615.20, 873,089,422.80 and 290,971,664.80 is: 436,457,497.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,059,615.20 : 873,089,422.80 = 290,971,664.80 : x
  2. Step 2: Convert to fraction form
    582,059,615.20/873,089,422.80 = 290,971,664.80/x
  3. Step 3: Cross multiply
    582,059,615.20x = 873,089,422.80 × 290,971,664.80
  4. Step 4: Simplify right side
    582,059,615.20x = 254,044,282,871,387,072
  5. Step 5: Solve for x
    x = 254,044,282,871,387,072/582,059,615.20
  6. Step 6: Final answer
    x = 436,457,497.20

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Double scale
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Similar ratio
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1.5x scale

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.