Home / 117,832,775.85-162,597,580.07-65,626,668.81

Finding the Fourth Proportional to 117,832,775.85, 162,597,580.07 and 65,626,668.81

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Solution

The fourth proportional to 117,832,775.85, 162,597,580.07 and 65,626,668.81 is: 90,558,314.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,832,775.85 : 162,597,580.07 = 65,626,668.81 : x
  2. Step 2: Convert to fraction form
    117,832,775.85/162,597,580.07 = 65,626,668.81/x
  3. Step 3: Cross multiply
    117,832,775.85x = 162,597,580.07 × 65,626,668.81
  4. Step 4: Simplify right side
    117,832,775.85x = 10,670,737,536,233,214
  5. Step 5: Solve for x
    x = 10,670,737,536,233,214/117,832,775.85
  6. Step 6: Final answer
    x = 90,558,314.18

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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.