Home / 98,431,362.20-147,672,848.10-37,849,064.60

Finding the Fourth Proportional to 98,431,362.20, 147,672,848.10 and 37,849,064.60

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Solution

The fourth proportional to 98,431,362.20, 147,672,848.10 and 37,849,064.60 is: 56,783,519.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,431,362.20 : 147,672,848.10 = 37,849,064.60 : x
  2. Step 2: Convert to fraction form
    98,431,362.20/147,672,848.10 = 37,849,064.60/x
  3. Step 3: Cross multiply
    98,431,362.20x = 147,672,848.10 × 37,849,064.60
  4. Step 4: Simplify right side
    98,431,362.20x = 5,589,279,167,402,887
  5. Step 5: Solve for x
    x = 5,589,279,167,402,887/98,431,362.20
  6. Step 6: Final answer
    x = 56,783,519.42

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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.