Home / 248,624,888.70-372,971,368.17-84,818,665.20

Finding the Fourth Proportional to 248,624,888.70, 372,971,368.17 and 84,818,665.20

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Solution

The fourth proportional to 248,624,888.70, 372,971,368.17 and 84,818,665.20 is: 127,239,608.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,624,888.70 : 372,971,368.17 = 84,818,665.20 : x
  2. Step 2: Convert to fraction form
    248,624,888.70/372,971,368.17 = 84,818,665.20/x
  3. Step 3: Cross multiply
    248,624,888.70x = 372,971,368.17 × 84,818,665.20
  4. Step 4: Simplify right side
    248,624,888.70x = 31,634,933,605,997,168
  5. Step 5: Solve for x
    x = 31,634,933,605,997,168/248,624,888.70
  6. Step 6: Final answer
    x = 127,239,608.92

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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.