Home / 201,699,927.29-302,320,388.27-122,742,290.16

Finding the Fourth Proportional to 201,699,927.29, 302,320,388.27 and 122,742,290.16

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Solution

The fourth proportional to 201,699,927.29, 302,320,388.27 and 122,742,290.16 is: 183,973,773.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,699,927.29 : 302,320,388.27 = 122,742,290.16 : x
  2. Step 2: Convert to fraction form
    201,699,927.29/302,320,388.27 = 122,742,290.16/x
  3. Step 3: Cross multiply
    201,699,927.29x = 302,320,388.27 × 122,742,290.16
  4. Step 4: Simplify right side
    201,699,927.29x = 37,107,496,818,627,056
  5. Step 5: Solve for x
    x = 37,107,496,818,627,056/201,699,927.29
  6. Step 6: Final answer
    x = 183,973,773.90

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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.