Home / 208,029,938.04-312,065,552.34-76,906,584

Finding the Fourth Proportional to 208,029,938.04, 312,065,552.34 and 76,906,584

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Solution

The fourth proportional to 208,029,938.04, 312,065,552.34 and 76,906,584 is: 115,367,508.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,029,938.04 : 312,065,552.34 = 76,906,584 : x
  2. Step 2: Convert to fraction form
    208,029,938.04/312,065,552.34 = 76,906,584/x
  3. Step 3: Cross multiply
    208,029,938.04x = 312,065,552.34 × 76,906,584
  4. Step 4: Simplify right side
    208,029,938.04x = 23,999,895,614,542,604
  5. Step 5: Solve for x
    x = 23,999,895,614,542,604/208,029,938.04
  6. Step 6: Final answer
    x = 115,367,508.35

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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.