Home / 201,075,863.40-301,613,795.10-132,201,109.80

Finding the Fourth Proportional to 201,075,863.40, 301,613,795.10 and 132,201,109.80

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Solution

The fourth proportional to 201,075,863.40, 301,613,795.10 and 132,201,109.80 is: 198,301,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,075,863.40 : 301,613,795.10 = 132,201,109.80 : x
  2. Step 2: Convert to fraction form
    201,075,863.40/301,613,795.10 = 132,201,109.80/x
  3. Step 3: Cross multiply
    201,075,863.40x = 301,613,795.10 × 132,201,109.80
  4. Step 4: Simplify right side
    201,075,863.40x = 39,873,678,443,209,808
  5. Step 5: Solve for x
    x = 39,873,678,443,209,808/201,075,863.40
  6. Step 6: Final answer
    x = 198,301,664.70

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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.