Home / 30,853,663,800.40-42,574,651,676.48-17,302,512,310.25

Finding the Fourth Proportional to 30,853,663,800.40, 42,574,651,676.48 and 17,302,512,310.25

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Solution

The fourth proportional to 30,853,663,800.40, 42,574,651,676.48 and 17,302,512,310.25 is: 23,875,557,843.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,853,663,800.40 : 42,574,651,676.48 = 17,302,512,310.25 : x
  2. Step 2: Convert to fraction form
    30,853,663,800.40/42,574,651,676.48 = 17,302,512,310.25/x
  3. Step 3: Cross multiply
    30,853,663,800.40x = 42,574,651,676.48 × 17,302,512,310.25
  4. Step 4: Simplify right side
    30,853,663,800.40x = 736,648,434,737,020,796,928
  5. Step 5: Solve for x
    x = 736,648,434,737,020,796,928/30,853,663,800.40
  6. Step 6: Final answer
    x = 23,875,557,843.07

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Double scale
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1.5x scale

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.