Home / 236,654,048,507.76-354,986,240,729.76-142,405,835,681.52

Finding the Fourth Proportional to 236,654,048,507.76, 354,986,240,729.76 and 142,405,835,681.52

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Solution

The fourth proportional to 236,654,048,507.76, 354,986,240,729.76 and 142,405,835,681.52 is: 213,611,863,330.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,654,048,507.76 : 354,986,240,729.76 = 142,405,835,681.52 : x
  2. Step 2: Convert to fraction form
    236,654,048,507.76/354,986,240,729.76 = 142,405,835,681.52/x
  3. Step 3: Cross multiply
    236,654,048,507.76x = 354,986,240,729.76 × 142,405,835,681.52
  4. Step 4: Simplify right side
    236,654,048,507.76x = 50,552,112,266,562,703,982,592
  5. Step 5: Solve for x
    x = 50,552,112,266,562,703,982,592/236,654,048,507.76
  6. Step 6: Final answer
    x = 213,611,863,330.98

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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.