Home / 259,588,328.20-389,382,492.30-157,467,675.40

Finding the Fourth Proportional to 259,588,328.20, 389,382,492.30 and 157,467,675.40

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Solution

The fourth proportional to 259,588,328.20, 389,382,492.30 and 157,467,675.40 is: 236,201,513.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,588,328.20 : 389,382,492.30 = 157,467,675.40 : x
  2. Step 2: Convert to fraction form
    259,588,328.20/389,382,492.30 = 157,467,675.40/x
  3. Step 3: Cross multiply
    259,588,328.20x = 389,382,492.30 × 157,467,675.40
  4. Step 4: Simplify right side
    259,588,328.20x = 61,315,155,903,939,400
  5. Step 5: Solve for x
    x = 61,315,155,903,939,400/259,588,328.20
  6. Step 6: Final answer
    x = 236,201,513.10

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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.