Home / 679,533,015.18-1,019,133,888.50-188,233,525.38

Finding the Fourth Proportional to 679,533,015.18, 1,019,133,888.50 and 188,233,525.38

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Solution

The fourth proportional to 679,533,015.18, 1,019,133,888.50 and 188,233,525.38 is: 282,304,406.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,533,015.18 : 1,019,133,888.50 = 188,233,525.38 : x
  2. Step 2: Convert to fraction form
    679,533,015.18/1,019,133,888.50 = 188,233,525.38/x
  3. Step 3: Cross multiply
    679,533,015.18x = 1,019,133,888.50 × 188,233,525.38
  4. Step 4: Simplify right side
    679,533,015.18x = 191,835,164,665,641,664
  5. Step 5: Solve for x
    x = 191,835,164,665,641,664/679,533,015.18
  6. Step 6: Final answer
    x = 282,304,406.67

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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.