Home / 154,674,694.56-213,390,666.36-88,559,858.56

Finding the Fourth Proportional to 154,674,694.56, 213,390,666.36 and 88,559,858.56

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Solution

The fourth proportional to 154,674,694.56, 213,390,666.36 and 88,559,858.56 is: 122,178,015.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,674,694.56 : 213,390,666.36 = 88,559,858.56 : x
  2. Step 2: Convert to fraction form
    154,674,694.56/213,390,666.36 = 88,559,858.56/x
  3. Step 3: Cross multiply
    154,674,694.56x = 213,390,666.36 × 88,559,858.56
  4. Step 4: Simplify right side
    154,674,694.56x = 18,897,847,230,865,752
  5. Step 5: Solve for x
    x = 18,897,847,230,865,752/154,674,694.56
  6. Step 6: Final answer
    x = 122,178,015.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.