Home / 208,906,363.67-288,293,777.85-114,829,220.07

Finding the Fourth Proportional to 208,906,363.67, 288,293,777.85 and 114,829,220.07

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Solution

The fourth proportional to 208,906,363.67, 288,293,777.85 and 114,829,220.07 is: 158,465,970.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,906,363.67 : 288,293,777.85 = 114,829,220.07 : x
  2. Step 2: Convert to fraction form
    208,906,363.67/288,293,777.85 = 114,829,220.07/x
  3. Step 3: Cross multiply
    208,906,363.67x = 288,293,777.85 × 114,829,220.07
  4. Step 4: Simplify right side
    208,906,363.67x = 33,104,549,661,549,344
  5. Step 5: Solve for x
    x = 33,104,549,661,549,344/208,906,363.67
  6. Step 6: Final answer
    x = 158,465,970.50

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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.