Home / 77,994,980.66-107,745,186.64-62,293,390.27

Finding the Fourth Proportional to 77,994,980.66, 107,745,186.64 and 62,293,390.27

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Solution

The fourth proportional to 77,994,980.66, 107,745,186.64 and 62,293,390.27 is: 86,054,421.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,994,980.66 : 107,745,186.64 = 62,293,390.27 : x
  2. Step 2: Convert to fraction form
    77,994,980.66/107,745,186.64 = 62,293,390.27/x
  3. Step 3: Cross multiply
    77,994,980.66x = 107,745,186.64 × 62,293,390.27
  4. Step 4: Simplify right side
    77,994,980.66x = 6,711,812,960,229,318
  5. Step 5: Solve for x
    x = 6,711,812,960,229,318/77,994,980.66
  6. Step 6: Final answer
    x = 86,054,421.75

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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.