Home / 57,984,802.56-80,019,187.20-31,881,988.80

Finding the Fourth Proportional to 57,984,802.56, 80,019,187.20 and 31,881,988.80

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Solution

The fourth proportional to 57,984,802.56, 80,019,187.20 and 31,881,988.80 is: 43,997,232.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,984,802.56 : 80,019,187.20 = 31,881,988.80 : x
  2. Step 2: Convert to fraction form
    57,984,802.56/80,019,187.20 = 31,881,988.80/x
  3. Step 3: Cross multiply
    57,984,802.56x = 80,019,187.20 × 31,881,988.80
  4. Step 4: Simplify right side
    57,984,802.56x = 2,551,170,830,095,503.50
  5. Step 5: Solve for x
    x = 2,551,170,830,095,503.50/57,984,802.56
  6. Step 6: Final answer
    x = 43,997,232.33

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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.