Home / 82,199,827.05-113,409,071.03-56,048,943.98

Finding the Fourth Proportional to 82,199,827.05, 113,409,071.03 and 56,048,943.98

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Solution

The fourth proportional to 82,199,827.05, 113,409,071.03 and 56,048,943.98 is: 77,329,343.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,199,827.05 : 113,409,071.03 = 56,048,943.98 : x
  2. Step 2: Convert to fraction form
    82,199,827.05/113,409,071.03 = 56,048,943.98/x
  3. Step 3: Cross multiply
    82,199,827.05x = 113,409,071.03 × 56,048,943.98
  4. Step 4: Simplify right side
    82,199,827.05x = 6,356,458,668,557,388
  5. Step 5: Solve for x
    x = 6,356,458,668,557,388/82,199,827.05
  6. Step 6: Final answer
    x = 77,329,343.58

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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.