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Finding the Fourth Proportional to 606,878,503.76, 837,494,888.46 and 328,420,040.96

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Solution

The fourth proportional to 606,878,503.76, 837,494,888.46 and 328,420,040.96 is: 453,221,038.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,878,503.76 : 837,494,888.46 = 328,420,040.96 : x
  2. Step 2: Convert to fraction form
    606,878,503.76/837,494,888.46 = 328,420,040.96/x
  3. Step 3: Cross multiply
    606,878,503.76x = 837,494,888.46 × 328,420,040.96
  4. Step 4: Simplify right side
    606,878,503.76x = 275,050,105,571,823,840
  5. Step 5: Solve for x
    x = 275,050,105,571,823,840/606,878,503.76
  6. Step 6: Final answer
    x = 453,221,038.26

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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.