Home / 193,344,148,920.89-266,802,903,518.54-106,531,860,542.81

Finding the Fourth Proportional to 193,344,148,920.89, 266,802,903,518.54 and 106,531,860,542.81

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Solution

The fourth proportional to 193,344,148,920.89, 266,802,903,518.54 and 106,531,860,542.81 is: 147,007,343,478.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,344,148,920.89 : 266,802,903,518.54 = 106,531,860,542.81 : x
  2. Step 2: Convert to fraction form
    193,344,148,920.89/266,802,903,518.54 = 106,531,860,542.81/x
  3. Step 3: Cross multiply
    193,344,148,920.89x = 266,802,903,518.54 × 106,531,860,542.81
  4. Step 4: Simplify right side
    193,344,148,920.89x = 28,423,009,710,053,896,749,056
  5. Step 5: Solve for x
    x = 28,423,009,710,053,896,749,056/193,344,148,920.89
  6. Step 6: Final answer
    x = 147,007,343,478.93

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1.5x scale

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.