Home / 165,235,019,679.32-247,965,745,071.12-57,669,290,835.08

Finding the Fourth Proportional to 165,235,019,679.32, 247,965,745,071.12 and 57,669,290,835.08

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Solution

The fourth proportional to 165,235,019,679.32, 247,965,745,071.12 and 57,669,290,835.08 is: 86,543,450,034.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,235,019,679.32 : 247,965,745,071.12 = 57,669,290,835.08 : x
  2. Step 2: Convert to fraction form
    165,235,019,679.32/247,965,745,071.12 = 57,669,290,835.08/x
  3. Step 3: Cross multiply
    165,235,019,679.32x = 247,965,745,071.12 × 57,669,290,835.08
  4. Step 4: Simplify right side
    165,235,019,679.32x = 14,300,008,669,642,483,564,544
  5. Step 5: Solve for x
    x = 14,300,008,669,642,483,564,544/165,235,019,679.32
  6. Step 6: Final answer
    x = 86,543,450,034.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.