Home / 690,332,675-1,035,499,021.14-165,701,775.67

Finding the Fourth Proportional to 690,332,675, 1,035,499,021.14 and 165,701,775.67

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Solution

The fourth proportional to 690,332,675, 1,035,499,021.14 and 165,701,775.67 is: 248,552,665.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,332,675 : 1,035,499,021.14 = 165,701,775.67 : x
  2. Step 2: Convert to fraction form
    690,332,675/1,035,499,021.14 = 165,701,775.67/x
  3. Step 3: Cross multiply
    690,332,675x = 1,035,499,021.14 × 165,701,775.67
  4. Step 4: Simplify right side
    690,332,675x = 171,584,026,502,267,360
  5. Step 5: Solve for x
    x = 171,584,026,502,267,360/690,332,675
  6. Step 6: Final answer
    x = 248,552,665.57

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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.