Home / 86,807,807.91-119,740,284.62-51,500,616.11

Finding the Fourth Proportional to 86,807,807.91, 119,740,284.62 and 51,500,616.11

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Solution

The fourth proportional to 86,807,807.91, 119,740,284.62 and 51,500,616.11 is: 71,038,522.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,807,807.91 : 119,740,284.62 = 51,500,616.11 : x
  2. Step 2: Convert to fraction form
    86,807,807.91/119,740,284.62 = 51,500,616.11/x
  3. Step 3: Cross multiply
    86,807,807.91x = 119,740,284.62 × 51,500,616.11
  4. Step 4: Simplify right side
    86,807,807.91x = 6,166,698,430,260,552
  5. Step 5: Solve for x
    x = 6,166,698,430,260,552/86,807,807.91
  6. Step 6: Final answer
    x = 71,038,522.67

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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.