Home / 161,525,121.60-242,287,682.40-97,027,867.20

Finding the Fourth Proportional to 161,525,121.60, 242,287,682.40 and 97,027,867.20

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Solution

The fourth proportional to 161,525,121.60, 242,287,682.40 and 97,027,867.20 is: 145,541,800.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,525,121.60 : 242,287,682.40 = 97,027,867.20 : x
  2. Step 2: Convert to fraction form
    161,525,121.60/242,287,682.40 = 97,027,867.20/x
  3. Step 3: Cross multiply
    161,525,121.60x = 242,287,682.40 × 97,027,867.20
  4. Step 4: Simplify right side
    161,525,121.60x = 23,508,657,072,102,980
  5. Step 5: Solve for x
    x = 23,508,657,072,102,980/161,525,121.60
  6. Step 6: Final answer
    x = 145,541,800.80

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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.