Home / 105,196,571.29-145,171,465.07-58,786,825.26

Finding the Fourth Proportional to 105,196,571.29, 145,171,465.07 and 58,786,825.26

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Solution

The fourth proportional to 105,196,571.29, 145,171,465.07 and 58,786,825.26 is: 81,125,928.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,196,571.29 : 145,171,465.07 = 58,786,825.26 : x
  2. Step 2: Convert to fraction form
    105,196,571.29/145,171,465.07 = 58,786,825.26/x
  3. Step 3: Cross multiply
    105,196,571.29x = 145,171,465.07 × 58,786,825.26
  4. Step 4: Simplify right side
    105,196,571.29x = 8,534,169,549,808,283
  5. Step 5: Solve for x
    x = 8,534,169,549,808,283/105,196,571.29
  6. Step 6: Final answer
    x = 81,125,928.77

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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.