Home / 157,947,371.37-236,792,698.38-65,899,719.81

Finding the Fourth Proportional to 157,947,371.37, 236,792,698.38 and 65,899,719.81

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Solution

The fourth proportional to 157,947,371.37, 236,792,698.38 and 65,899,719.81 is: 98,796,025.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,947,371.37 : 236,792,698.38 = 65,899,719.81 : x
  2. Step 2: Convert to fraction form
    157,947,371.37/236,792,698.38 = 65,899,719.81/x
  3. Step 3: Cross multiply
    157,947,371.37x = 236,792,698.38 × 65,899,719.81
  4. Step 4: Simplify right side
    157,947,371.37x = 15,604,572,476,295,842
  5. Step 5: Solve for x
    x = 15,604,572,476,295,842/157,947,371.37
  6. Step 6: Final answer
    x = 98,796,025.16

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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.