Home / 1,545,103,623.55-2,317,655,435.33-728,810,247.55

Finding the Fourth Proportional to 1,545,103,623.55, 2,317,655,435.33 and 728,810,247.55

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Solution

The fourth proportional to 1,545,103,623.55, 2,317,655,435.33 and 728,810,247.55 is: 1,093,215,371.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,103,623.55 : 2,317,655,435.33 = 728,810,247.55 : x
  2. Step 2: Convert to fraction form
    1,545,103,623.55/2,317,655,435.33 = 728,810,247.55/x
  3. Step 3: Cross multiply
    1,545,103,623.55x = 2,317,655,435.33 × 728,810,247.55
  4. Step 4: Simplify right side
    1,545,103,623.55x = 1,689,131,031,558,460,160
  5. Step 5: Solve for x
    x = 1,689,131,031,558,460,160/1,545,103,623.55
  6. Step 6: Final answer
    x = 1,093,215,371.33

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Double scale
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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.