Home / 118,675,110.30-178,012,665.45-116,549,346.30

Finding the Fourth Proportional to 118,675,110.30, 178,012,665.45 and 116,549,346.30

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Solution

The fourth proportional to 118,675,110.30, 178,012,665.45 and 116,549,346.30 is: 174,824,019.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,675,110.30 : 178,012,665.45 = 116,549,346.30 : x
  2. Step 2: Convert to fraction form
    118,675,110.30/178,012,665.45 = 116,549,346.30/x
  3. Step 3: Cross multiply
    118,675,110.30x = 178,012,665.45 × 116,549,346.30
  4. Step 4: Simplify right side
    118,675,110.30x = 20,747,259,791,318,092
  5. Step 5: Solve for x
    x = 20,747,259,791,318,092/118,675,110.30
  6. Step 6: Final answer
    x = 174,824,019.45

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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.