Home / 191,117,505.54-263,138,096.36-173,661,735.40

Finding the Fourth Proportional to 191,117,505.54, 263,138,096.36 and 173,661,735.40

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Solution

The fourth proportional to 191,117,505.54, 263,138,096.36 and 173,661,735.40 is: 239,104,305.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,117,505.54 : 263,138,096.36 = 173,661,735.40 : x
  2. Step 2: Convert to fraction form
    191,117,505.54/263,138,096.36 = 173,661,735.40/x
  3. Step 3: Cross multiply
    191,117,505.54x = 263,138,096.36 × 173,661,735.40
  4. Step 4: Simplify right side
    191,117,505.54x = 45,697,018,463,730,024
  5. Step 5: Solve for x
    x = 45,697,018,463,730,024/191,117,505.54
  6. Step 6: Final answer
    x = 239,104,305.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.