Home / 408,237,094.40-612,353,888.36-113,131,366.66

Finding the Fourth Proportional to 408,237,094.40, 612,353,888.36 and 113,131,366.66

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Solution

The fourth proportional to 408,237,094.40, 612,353,888.36 and 113,131,366.66 is: 169,696,564.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,237,094.40 : 612,353,888.36 = 113,131,366.66 : x
  2. Step 2: Convert to fraction form
    408,237,094.40/612,353,888.36 = 113,131,366.66/x
  3. Step 3: Cross multiply
    408,237,094.40x = 612,353,888.36 × 113,131,366.66
  4. Step 4: Simplify right side
    408,237,094.40x = 69,276,432,266,104,440
  5. Step 5: Solve for x
    x = 69,276,432,266,104,440/408,237,094.40
  6. Step 6: Final answer
    x = 169,696,564.12

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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.