Home / 100,074,342.36-150,208,344.65-48,295,395.16

Finding the Fourth Proportional to 100,074,342.36, 150,208,344.65 and 48,295,395.16

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Solution

The fourth proportional to 100,074,342.36, 150,208,344.65 and 48,295,395.16 is: 72,489,822.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,074,342.36 : 150,208,344.65 = 48,295,395.16 : x
  2. Step 2: Convert to fraction form
    100,074,342.36/150,208,344.65 = 48,295,395.16/x
  3. Step 3: Cross multiply
    100,074,342.36x = 150,208,344.65 × 48,295,395.16
  4. Step 4: Simplify right side
    100,074,342.36x = 7,254,371,360,959,745
  5. Step 5: Solve for x
    x = 7,254,371,360,959,745/100,074,342.36
  6. Step 6: Final answer
    x = 72,489,822.97

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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.