Home / 134,820,321.30-186,052,083.30-76,095,426.51

Finding the Fourth Proportional to 134,820,321.30, 186,052,083.30 and 76,095,426.51

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Solution

The fourth proportional to 134,820,321.30, 186,052,083.30 and 76,095,426.51 is: 105,011,711.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,820,321.30 : 186,052,083.30 = 76,095,426.51 : x
  2. Step 2: Convert to fraction form
    134,820,321.30/186,052,083.30 = 76,095,426.51/x
  3. Step 3: Cross multiply
    134,820,321.30x = 186,052,083.30 × 76,095,426.51
  4. Step 4: Simplify right side
    134,820,321.30x = 14,157,712,631,787,550
  5. Step 5: Solve for x
    x = 14,157,712,631,787,550/134,820,321.30
  6. Step 6: Final answer
    x = 105,011,711.11

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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.