Home / 64,778,996.20-97,169,531.10-16,909,940.20

Finding the Fourth Proportional to 64,778,996.20, 97,169,531.10 and 16,909,940.20

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Solution

The fourth proportional to 64,778,996.20, 97,169,531.10 and 16,909,940.20 is: 25,365,180.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,778,996.20 : 97,169,531.10 = 16,909,940.20 : x
  2. Step 2: Convert to fraction form
    64,778,996.20/97,169,531.10 = 16,909,940.20/x
  3. Step 3: Cross multiply
    64,778,996.20x = 97,169,531.10 × 16,909,940.20
  4. Step 4: Simplify right side
    64,778,996.20x = 1,643,130,960,163,040
  5. Step 5: Solve for x
    x = 1,643,130,960,163,040/64,778,996.20
  6. Step 6: Final answer
    x = 25,365,180.95

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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.