Home / 28,126,332,590.95-38,814,394,088.44-16,697,193,556.65

Finding the Fourth Proportional to 28,126,332,590.95, 38,814,394,088.44 and 16,697,193,556.65

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Solution

The fourth proportional to 28,126,332,590.95, 38,814,394,088.44 and 16,697,193,556.65 is: 23,042,159,825.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,126,332,590.95 : 38,814,394,088.44 = 16,697,193,556.65 : x
  2. Step 2: Convert to fraction form
    28,126,332,590.95/38,814,394,088.44 = 16,697,193,556.65/x
  3. Step 3: Cross multiply
    28,126,332,590.95x = 38,814,394,088.44 × 16,697,193,556.65
  4. Step 4: Simplify right side
    28,126,332,590.95x = 648,091,450,878,774,214,656
  5. Step 5: Solve for x
    x = 648,091,450,878,774,214,656/28,126,332,590.95
  6. Step 6: Final answer
    x = 23,042,159,825.96

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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.