Home / 272,538,086.40-408,892,886.66-97,541,815.34

Finding the Fourth Proportional to 272,538,086.40, 408,892,886.66 and 97,541,815.34

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Solution

The fourth proportional to 272,538,086.40, 408,892,886.66 and 97,541,815.34 is: 146,343,415.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,538,086.40 : 408,892,886.66 = 97,541,815.34 : x
  2. Step 2: Convert to fraction form
    272,538,086.40/408,892,886.66 = 97,541,815.34/x
  3. Step 3: Cross multiply
    272,538,086.40x = 408,892,886.66 × 97,541,815.34
  4. Step 4: Simplify right side
    272,538,086.40x = 39,884,154,445,695,360
  5. Step 5: Solve for x
    x = 39,884,154,445,695,360/272,538,086.40
  6. Step 6: Final answer
    x = 146,343,415.60

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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.