Home / 134,822,571.12-186,055,085.16-76,097,553.30

Finding the Fourth Proportional to 134,822,571.12, 186,055,085.16 and 76,097,553.30

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Solution

The fourth proportional to 134,822,571.12, 186,055,085.16 and 76,097,553.30 is: 105,014,588.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,822,571.12 : 186,055,085.16 = 76,097,553.30 : x
  2. Step 2: Convert to fraction form
    134,822,571.12/186,055,085.16 = 76,097,553.30/x
  3. Step 3: Cross multiply
    134,822,571.12x = 186,055,085.16 × 76,097,553.30
  4. Step 4: Simplify right side
    134,822,571.12x = 14,158,336,759,699,138
  5. Step 5: Solve for x
    x = 14,158,336,759,699,138/134,822,571.12
  6. Step 6: Final answer
    x = 105,014,588.00

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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.