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Finding the Fourth Proportional to 201,774,676.90, 302,662,015.35 and 200,074,065.70

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Solution

The fourth proportional to 201,774,676.90, 302,662,015.35 and 200,074,065.70 is: 300,111,098.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,774,676.90 : 302,662,015.35 = 200,074,065.70 : x
  2. Step 2: Convert to fraction form
    201,774,676.90/302,662,015.35 = 200,074,065.70/x
  3. Step 3: Cross multiply
    201,774,676.90x = 302,662,015.35 × 200,074,065.70
  4. Step 4: Simplify right side
    201,774,676.90x = 60,554,819,944,030,312
  5. Step 5: Solve for x
    x = 60,554,819,944,030,312/201,774,676.90
  6. Step 6: Final answer
    x = 300,111,098.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.