Home / 201,046,779.32-301,397,450.33-69,872,011.94

Finding the Fourth Proportional to 201,046,779.32, 301,397,450.33 and 69,872,011.94

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Solution

The fourth proportional to 201,046,779.32, 301,397,450.33 and 69,872,011.94 is: 104,747,991.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,046,779.32 : 301,397,450.33 = 69,872,011.94 : x
  2. Step 2: Convert to fraction form
    201,046,779.32/301,397,450.33 = 69,872,011.94/x
  3. Step 3: Cross multiply
    201,046,779.32x = 301,397,450.33 × 69,872,011.94
  4. Step 4: Simplify right side
    201,046,779.32x = 21,059,246,246,286,968
  5. Step 5: Solve for x
    x = 21,059,246,246,286,968/201,046,779.32
  6. Step 6: Final answer
    x = 104,747,991.08

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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.