Home / 136,500,936.55-204,426,393.95-87,163,969.49

Finding the Fourth Proportional to 136,500,936.55, 204,426,393.95 and 87,163,969.49

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Solution

The fourth proportional to 136,500,936.55, 204,426,393.95 and 87,163,969.49 is: 130,538,415.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,500,936.55 : 204,426,393.95 = 87,163,969.49 : x
  2. Step 2: Convert to fraction form
    136,500,936.55/204,426,393.95 = 87,163,969.49/x
  3. Step 3: Cross multiply
    136,500,936.55x = 204,426,393.95 × 87,163,969.49
  4. Step 4: Simplify right side
    136,500,936.55x = 17,818,615,965,293,798
  5. Step 5: Solve for x
    x = 17,818,615,965,293,798/136,500,936.55
  6. Step 6: Final answer
    x = 130,538,415.46

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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.