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Finding the Fourth Proportional to 157,795,625.60, 236,525,476.80 and 60,713,820.80

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Solution

The fourth proportional to 157,795,625.60, 236,525,476.80 and 60,713,820.80 is: 91,006,105.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,795,625.60 : 236,525,476.80 = 60,713,820.80 : x
  2. Step 2: Convert to fraction form
    157,795,625.60/236,525,476.80 = 60,713,820.80/x
  3. Step 3: Cross multiply
    157,795,625.60x = 236,525,476.80 × 60,713,820.80
  4. Step 4: Simplify right side
    157,795,625.60x = 14,360,365,413,069,758
  5. Step 5: Solve for x
    x = 14,360,365,413,069,758/157,795,625.60
  6. Step 6: Final answer
    x = 91,006,105.89

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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.