Home / 913,458,383.83-1,260,573,813.99-495,770,674.51

Finding the Fourth Proportional to 913,458,383.83, 1,260,573,813.99 and 495,770,674.51

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Solution

The fourth proportional to 913,458,383.83, 1,260,573,813.99 and 495,770,674.51 is: 684,164,206.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,458,383.83 : 1,260,573,813.99 = 495,770,674.51 : x
  2. Step 2: Convert to fraction form
    913,458,383.83/1,260,573,813.99 = 495,770,674.51/x
  3. Step 3: Cross multiply
    913,458,383.83x = 1,260,573,813.99 × 495,770,674.51
  4. Step 4: Simplify right side
    913,458,383.83x = 624,955,530,031,465,600
  5. Step 5: Solve for x
    x = 624,955,530,031,465,600/913,458,383.83
  6. Step 6: Final answer
    x = 684,164,206.16

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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.