Home / 201,204,907.10-301,807,360.65-99,168,235.10

Finding the Fourth Proportional to 201,204,907.10, 301,807,360.65 and 99,168,235.10

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Solution

The fourth proportional to 201,204,907.10, 301,807,360.65 and 99,168,235.10 is: 148,752,352.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,204,907.10 : 301,807,360.65 = 99,168,235.10 : x
  2. Step 2: Convert to fraction form
    201,204,907.10/301,807,360.65 = 99,168,235.10/x
  3. Step 3: Cross multiply
    201,204,907.10x = 301,807,360.65 × 99,168,235.10
  4. Step 4: Simplify right side
    201,204,907.10x = 29,929,703,295,849,684
  5. Step 5: Solve for x
    x = 29,929,703,295,849,684/201,204,907.10
  6. Step 6: Final answer
    x = 148,752,352.65

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Similar ratio
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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.