Home / 401,473,083.57-602,213,779.86-121,356,324.35

Finding the Fourth Proportional to 401,473,083.57, 602,213,779.86 and 121,356,324.35

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Solution

The fourth proportional to 401,473,083.57, 602,213,779.86 and 121,356,324.35 is: 182,035,742.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,473,083.57 : 602,213,779.86 = 121,356,324.35 : x
  2. Step 2: Convert to fraction form
    401,473,083.57/602,213,779.86 = 121,356,324.35/x
  3. Step 3: Cross multiply
    401,473,083.57x = 602,213,779.86 × 121,356,324.35
  4. Step 4: Simplify right side
    401,473,083.57x = 73,082,450,798,235,200
  5. Step 5: Solve for x
    x = 73,082,450,798,235,200/401,473,083.57
  6. Step 6: Final answer
    x = 182,035,742.34

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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.