Home / 897,120,166.70-1,346,282,112.45-314,853,286.70

Finding the Fourth Proportional to 897,120,166.70, 1,346,282,112.45 and 314,853,286.70

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Solution

The fourth proportional to 897,120,166.70, 1,346,282,112.45 and 314,853,286.70 is: 472,491,159.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,120,166.70 : 1,346,282,112.45 = 314,853,286.70 : x
  2. Step 2: Convert to fraction form
    897,120,166.70/1,346,282,112.45 = 314,853,286.70/x
  3. Step 3: Cross multiply
    897,120,166.70x = 1,346,282,112.45 × 314,853,286.70
  4. Step 4: Simplify right side
    897,120,166.70x = 423,881,347,930,301,504
  5. Step 5: Solve for x
    x = 423,881,347,930,301,504/897,120,166.70
  6. Step 6: Final answer
    x = 472,491,159.67

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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.