Home / 905,430,143.55-1,358,145,215.33-905,430,143.55

Finding the Fourth Proportional to 905,430,143.55, 1,358,145,215.33 and 905,430,143.55

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Solution

The fourth proportional to 905,430,143.55, 1,358,145,215.33 and 905,430,143.55 is: 1,358,145,215.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,430,143.55 : 1,358,145,215.33 = 905,430,143.55 : x
  2. Step 2: Convert to fraction form
    905,430,143.55/1,358,145,215.33 = 905,430,143.55/x
  3. Step 3: Cross multiply
    905,430,143.55x = 1,358,145,215.33 × 905,430,143.55
  4. Step 4: Simplify right side
    905,430,143.55x = 1,229,705,617,273,460,480
  5. Step 5: Solve for x
    x = 1,229,705,617,273,460,480/905,430,143.55
  6. Step 6: Final answer
    x = 1,358,145,215.33

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Double scale
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Similar ratio
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1.5x scale

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.