Home / 134,769,534.64-202,237,991.60-86,282,186.40

Finding the Fourth Proportional to 134,769,534.64, 202,237,991.60 and 86,282,186.40

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Solution

The fourth proportional to 134,769,534.64, 202,237,991.60 and 86,282,186.40 is: 129,476,859.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,769,534.64 : 202,237,991.60 = 86,282,186.40 : x
  2. Step 2: Convert to fraction form
    134,769,534.64/202,237,991.60 = 86,282,186.40/x
  3. Step 3: Cross multiply
    134,769,534.64x = 202,237,991.60 × 86,282,186.40
  4. Step 4: Simplify right side
    134,769,534.64x = 17,449,536,087,961,424
  5. Step 5: Solve for x
    x = 17,449,536,087,961,424/134,769,534.64
  6. Step 6: Final answer
    x = 129,476,859.40

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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.