Home / 101,146,416.96-139,582,480.95-54,736,673.16

Finding the Fourth Proportional to 101,146,416.96, 139,582,480.95 and 54,736,673.16

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Solution

The fourth proportional to 101,146,416.96, 139,582,480.95 and 54,736,673.16 is: 75,536,839.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,146,416.96 : 139,582,480.95 = 54,736,673.16 : x
  2. Step 2: Convert to fraction form
    101,146,416.96/139,582,480.95 = 54,736,673.16/x
  3. Step 3: Cross multiply
    101,146,416.96x = 139,582,480.95 × 54,736,673.16
  4. Step 4: Simplify right side
    101,146,416.96x = 7,640,280,638,622,075
  5. Step 5: Solve for x
    x = 7,640,280,638,622,075/101,146,416.96
  6. Step 6: Final answer
    x = 75,536,839.25

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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.