Home / 193,344,148,921.39-266,802,903,519.23-106,531,860,543.30

Finding the Fourth Proportional to 193,344,148,921.39, 266,802,903,519.23 and 106,531,860,543.30

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Solution

The fourth proportional to 193,344,148,921.39, 266,802,903,519.23 and 106,531,860,543.30 is: 147,007,343,479.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,344,148,921.39 : 266,802,903,519.23 = 106,531,860,543.30 : x
  2. Step 2: Convert to fraction form
    193,344,148,921.39/266,802,903,519.23 = 106,531,860,543.30/x
  3. Step 3: Cross multiply
    193,344,148,921.39x = 266,802,903,519.23 × 106,531,860,543.30
  4. Step 4: Simplify right side
    193,344,148,921.39x = 28,423,009,710,258,138,382,336
  5. Step 5: Solve for x
    x = 28,423,009,710,258,138,382,336/193,344,148,921.39
  6. Step 6: Final answer
    x = 147,007,343,479.60

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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.