Home / 514,126,671.16-771,188,324.64-186,601,747.72

Finding the Fourth Proportional to 514,126,671.16, 771,188,324.64 and 186,601,747.72

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Solution

The fourth proportional to 514,126,671.16, 771,188,324.64 and 186,601,747.72 is: 279,902,011.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,126,671.16 : 771,188,324.64 = 186,601,747.72 : x
  2. Step 2: Convert to fraction form
    514,126,671.16/771,188,324.64 = 186,601,747.72/x
  3. Step 3: Cross multiply
    514,126,671.16x = 771,188,324.64 × 186,601,747.72
  4. Step 4: Simplify right side
    514,126,671.16x = 143,905,089,199,082,736
  5. Step 5: Solve for x
    x = 143,905,089,199,082,736/514,126,671.16
  6. Step 6: Final answer
    x = 279,902,011.06

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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.