Home / 349,139,729.56-523,116,933.03-210,674,376.25

Finding the Fourth Proportional to 349,139,729.56, 523,116,933.03 and 210,674,376.25

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Solution

The fourth proportional to 349,139,729.56, 523,116,933.03 and 210,674,376.25 is: 315,653,946.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,139,729.56 : 523,116,933.03 = 210,674,376.25 : x
  2. Step 2: Convert to fraction form
    349,139,729.56/523,116,933.03 = 210,674,376.25/x
  3. Step 3: Cross multiply
    349,139,729.56x = 523,116,933.03 × 210,674,376.25
  4. Step 4: Simplify right side
    349,139,729.56x = 110,207,333,571,908,272
  5. Step 5: Solve for x
    x = 110,207,333,571,908,272/349,139,729.56
  6. Step 6: Final answer
    x = 315,653,946.66

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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.