Home / 197,810,681.20-296,655,291.24-136,791,955.60

Finding the Fourth Proportional to 197,810,681.20, 296,655,291.24 and 136,791,955.60

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Solution

The fourth proportional to 197,810,681.20, 296,655,291.24 and 136,791,955.60 is: 205,145,936.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,810,681.20 : 296,655,291.24 = 136,791,955.60 : x
  2. Step 2: Convert to fraction form
    197,810,681.20/296,655,291.24 = 136,791,955.60/x
  3. Step 3: Cross multiply
    197,810,681.20x = 296,655,291.24 × 136,791,955.60
  4. Step 4: Simplify right side
    197,810,681.20x = 40,580,057,427,807,152
  5. Step 5: Solve for x
    x = 40,580,057,427,807,152/197,810,681.20
  6. Step 6: Final answer
    x = 205,145,936.42

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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.