Home / 86,807,810.42-119,740,288.06-51,500,618.61

Finding the Fourth Proportional to 86,807,810.42, 119,740,288.06 and 51,500,618.61

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Solution

The fourth proportional to 86,807,810.42, 119,740,288.06 and 51,500,618.61 is: 71,038,526.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,807,810.42 : 119,740,288.06 = 51,500,618.61 : x
  2. Step 2: Convert to fraction form
    86,807,810.42/119,740,288.06 = 51,500,618.61/x
  3. Step 3: Cross multiply
    86,807,810.42x = 119,740,288.06 × 51,500,618.61
  4. Step 4: Simplify right side
    86,807,810.42x = 6,166,698,907,629,597
  5. Step 5: Solve for x
    x = 6,166,698,907,629,597/86,807,810.42
  6. Step 6: Final answer
    x = 71,038,526.12

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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.