Home / 86,763,739.91-119,736,164.63-47,605,506.28

Finding the Fourth Proportional to 86,763,739.91, 119,736,164.63 and 47,605,506.28

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Solution

The fourth proportional to 86,763,739.91, 119,736,164.63 and 47,605,506.28 is: 65,696,807.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,763,739.91 : 119,736,164.63 = 47,605,506.28 : x
  2. Step 2: Convert to fraction form
    86,763,739.91/119,736,164.63 = 47,605,506.28/x
  3. Step 3: Cross multiply
    86,763,739.91x = 119,736,164.63 × 47,605,506.28
  4. Step 4: Simplify right side
    86,763,739.91x = 5,700,100,737,236,579
  5. Step 5: Solve for x
    x = 5,700,100,737,236,579/86,763,739.91
  6. Step 6: Final answer
    x = 65,696,807.71

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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.