Home / 193,344,148,921.89-266,802,903,519.92-106,531,860,543.80

Finding the Fourth Proportional to 193,344,148,921.89, 266,802,903,519.92 and 106,531,860,543.80

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Solution

The fourth proportional to 193,344,148,921.89, 266,802,903,519.92 and 106,531,860,543.80 is: 147,007,343,480.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,344,148,921.89 : 266,802,903,519.92 = 106,531,860,543.80 : x
  2. Step 2: Convert to fraction form
    193,344,148,921.89/266,802,903,519.92 = 106,531,860,543.80/x
  3. Step 3: Cross multiply
    193,344,148,921.89x = 266,802,903,519.92 × 106,531,860,543.80
  4. Step 4: Simplify right side
    193,344,148,921.89x = 28,423,009,710,465,047,592,960
  5. Step 5: Solve for x
    x = 28,423,009,710,465,047,592,960/193,344,148,921.89
  6. Step 6: Final answer
    x = 147,007,343,480.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.