Home / 111,019,362.48-166,624,702.68-76,964,622.96

Finding the Fourth Proportional to 111,019,362.48, 166,624,702.68 and 76,964,622.96

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Solution

The fourth proportional to 111,019,362.48, 166,624,702.68 and 76,964,622.96 is: 115,513,250.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,019,362.48 : 166,624,702.68 = 76,964,622.96 : x
  2. Step 2: Convert to fraction form
    111,019,362.48/166,624,702.68 = 76,964,622.96/x
  3. Step 3: Cross multiply
    111,019,362.48x = 166,624,702.68 × 76,964,622.96
  4. Step 4: Simplify right side
    111,019,362.48x = 12,824,207,417,588,300
  5. Step 5: Solve for x
    x = 12,824,207,417,588,300/111,019,362.48
  6. Step 6: Final answer
    x = 115,513,250.40

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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.