Home / 113,095,771.28-156,084,802.07-68,466,333.53

Finding the Fourth Proportional to 113,095,771.28, 156,084,802.07 and 68,466,333.53

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Solution

The fourth proportional to 113,095,771.28, 156,084,802.07 and 68,466,333.53 is: 94,491,190.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,095,771.28 : 156,084,802.07 = 68,466,333.53 : x
  2. Step 2: Convert to fraction form
    113,095,771.28/156,084,802.07 = 68,466,333.53/x
  3. Step 3: Cross multiply
    113,095,771.28x = 156,084,802.07 × 68,466,333.53
  4. Step 4: Simplify right side
    113,095,771.28x = 10,686,554,116,365,900
  5. Step 5: Solve for x
    x = 10,686,554,116,365,900/113,095,771.28
  6. Step 6: Final answer
    x = 94,491,190.93

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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.