Home / 385,627,294.41-532,328,588.03-260,349,192.04

Finding the Fourth Proportional to 385,627,294.41, 532,328,588.03 and 260,349,192.04

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Solution

The fourth proportional to 385,627,294.41, 532,328,588.03 and 260,349,192.04 is: 359,391,878.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,627,294.41 : 532,328,588.03 = 260,349,192.04 : x
  2. Step 2: Convert to fraction form
    385,627,294.41/532,328,588.03 = 260,349,192.04/x
  3. Step 3: Cross multiply
    385,627,294.41x = 532,328,588.03 × 260,349,192.04
  4. Step 4: Simplify right side
    385,627,294.41x = 138,591,317,793,404,496
  5. Step 5: Solve for x
    x = 138,591,317,793,404,496/385,627,294.41
  6. Step 6: Final answer
    x = 359,391,878.64

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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.