Home / 127,060,408.56-190,599,368.28-53,209,831.74

Finding the Fourth Proportional to 127,060,408.56, 190,599,368.28 and 53,209,831.74

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Solution

The fourth proportional to 127,060,408.56, 190,599,368.28 and 53,209,831.74 is: 79,818,414.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,060,408.56 : 190,599,368.28 = 53,209,831.74 : x
  2. Step 2: Convert to fraction form
    127,060,408.56/190,599,368.28 = 53,209,831.74/x
  3. Step 3: Cross multiply
    127,060,408.56x = 190,599,368.28 × 53,209,831.74
  4. Step 4: Simplify right side
    127,060,408.56x = 10,141,760,315,929,094
  5. Step 5: Solve for x
    x = 10,141,760,315,929,094/127,060,408.56
  6. Step 6: Final answer
    x = 79,818,414.18

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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.