Home / 201,679,677.20-302,519,515.80-197,200,701.20

Finding the Fourth Proportional to 201,679,677.20, 302,519,515.80 and 197,200,701.20

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Solution

The fourth proportional to 201,679,677.20, 302,519,515.80 and 197,200,701.20 is: 295,801,051.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,679,677.20 : 302,519,515.80 = 197,200,701.20 : x
  2. Step 2: Convert to fraction form
    201,679,677.20/302,519,515.80 = 197,200,701.20/x
  3. Step 3: Cross multiply
    201,679,677.20x = 302,519,515.80 × 197,200,701.20
  4. Step 4: Simplify right side
    201,679,677.20x = 59,657,060,642,444,480
  5. Step 5: Solve for x
    x = 59,657,060,642,444,480/201,679,677.20
  6. Step 6: Final answer
    x = 295,801,051.80

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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.