Home / 236,736,009.40-355,104,014.10-66,534,921.40

Finding the Fourth Proportional to 236,736,009.40, 355,104,014.10 and 66,534,921.40

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Solution

The fourth proportional to 236,736,009.40, 355,104,014.10 and 66,534,921.40 is: 99,802,382.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,736,009.40 : 355,104,014.10 = 66,534,921.40 : x
  2. Step 2: Convert to fraction form
    236,736,009.40/355,104,014.10 = 66,534,921.40/x
  3. Step 3: Cross multiply
    236,736,009.40x = 355,104,014.10 × 66,534,921.40
  4. Step 4: Simplify right side
    236,736,009.40x = 23,626,817,666,967,992
  5. Step 5: Solve for x
    x = 23,626,817,666,967,992/236,736,009.40
  6. Step 6: Final answer
    x = 99,802,382.10

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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.