Home / 193,344,149,109.80-266,802,903,779.50-106,531,860,731.38

Finding the Fourth Proportional to 193,344,149,109.80, 266,802,903,779.50 and 106,531,860,731.38

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Solution

The fourth proportional to 193,344,149,109.80, 266,802,903,779.50 and 106,531,860,731.38 is: 147,007,343,739.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,344,149,109.80 : 266,802,903,779.50 = 106,531,860,731.38 : x
  2. Step 2: Convert to fraction form
    193,344,149,109.80/266,802,903,779.50 = 106,531,860,731.38/x
  3. Step 3: Cross multiply
    193,344,149,109.80x = 266,802,903,779.50 × 106,531,860,731.38
  4. Step 4: Simplify right side
    193,344,149,109.80x = 28,423,009,788,165,472,911,360
  5. Step 5: Solve for x
    x = 28,423,009,788,165,472,911,360/193,344,149,109.80
  6. Step 6: Final answer
    x = 147,007,343,739.29

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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.