Home / 86,484,816.87-119,349,036.14-47,326,583.30

Finding the Fourth Proportional to 86,484,816.87, 119,349,036.14 and 47,326,583.30

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Solution

The fourth proportional to 86,484,816.87, 119,349,036.14 and 47,326,583.30 is: 65,310,678.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,484,816.87 : 119,349,036.14 = 47,326,583.30 : x
  2. Step 2: Convert to fraction form
    86,484,816.87/119,349,036.14 = 47,326,583.30/x
  3. Step 3: Cross multiply
    86,484,816.87x = 119,349,036.14 × 47,326,583.30
  4. Step 4: Simplify right side
    86,484,816.87x = 5,648,382,099,821,043
  5. Step 5: Solve for x
    x = 5,648,382,099,821,043/86,484,816.87
  6. Step 6: Final answer
    x = 65,310,678.85

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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.