Home / 118,746,047.85-178,119,071.78-118,746,047.85

Finding the Fourth Proportional to 118,746,047.85, 178,119,071.78 and 118,746,047.85

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Solution

The fourth proportional to 118,746,047.85, 178,119,071.78 and 118,746,047.85 is: 178,119,071.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,746,047.85 : 178,119,071.78 = 118,746,047.85 : x
  2. Step 2: Convert to fraction form
    118,746,047.85/178,119,071.78 = 118,746,047.85/x
  3. Step 3: Cross multiply
    118,746,047.85x = 178,119,071.78 × 118,746,047.85
  4. Step 4: Simplify right side
    118,746,047.85x = 21,150,935,819,991,736
  5. Step 5: Solve for x
    x = 21,150,935,819,991,736/118,746,047.85
  6. Step 6: Final answer
    x = 178,119,071.78

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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.