Home / 385,627,291.91-532,328,584.58-260,349,189.54

Finding the Fourth Proportional to 385,627,291.91, 532,328,584.58 and 260,349,189.54

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Solution

The fourth proportional to 385,627,291.91, 532,328,584.58 and 260,349,189.54 is: 359,391,875.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,627,291.91 : 532,328,584.58 = 260,349,189.54 : x
  2. Step 2: Convert to fraction form
    385,627,291.91/532,328,584.58 = 260,349,189.54/x
  3. Step 3: Cross multiply
    385,627,291.91x = 532,328,584.58 × 260,349,189.54
  4. Step 4: Simplify right side
    385,627,291.91x = 138,591,315,563,076,592
  5. Step 5: Solve for x
    x = 138,591,315,563,076,592/385,627,291.91
  6. Step 6: Final answer
    x = 359,391,875.19

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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.