Home / 145,313,731.09-200,581,542.21-86,594,809.33

Finding the Fourth Proportional to 145,313,731.09, 200,581,542.21 and 86,594,809.33

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Solution

The fourth proportional to 145,313,731.09, 200,581,542.21 and 86,594,809.33 is: 119,529,794.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,313,731.09 : 200,581,542.21 = 86,594,809.33 : x
  2. Step 2: Convert to fraction form
    145,313,731.09/200,581,542.21 = 86,594,809.33/x
  3. Step 3: Cross multiply
    145,313,731.09x = 200,581,542.21 × 86,594,809.33
  4. Step 4: Simplify right side
    145,313,731.09x = 17,369,320,402,792,298
  5. Step 5: Solve for x
    x = 17,369,320,402,792,298/145,313,731.09
  6. Step 6: Final answer
    x = 119,529,794.41

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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.