Home / 401,473,084.57-602,213,781.36-121,356,325.35

Finding the Fourth Proportional to 401,473,084.57, 602,213,781.36 and 121,356,325.35

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Solution

The fourth proportional to 401,473,084.57, 602,213,781.36 and 121,356,325.35 is: 182,035,743.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,473,084.57 : 602,213,781.36 = 121,356,325.35 : x
  2. Step 2: Convert to fraction form
    401,473,084.57/602,213,781.36 = 121,356,325.35/x
  3. Step 3: Cross multiply
    401,473,084.57x = 602,213,781.36 × 121,356,325.35
  4. Step 4: Simplify right side
    401,473,084.57x = 73,082,451,580,977,920
  5. Step 5: Solve for x
    x = 73,082,451,580,977,920/401,473,084.57
  6. Step 6: Final answer
    x = 182,035,743.84

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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.