Home / 7,109,561,602.50-9,811,353,544.29-4,057,676,664.98

Finding the Fourth Proportional to 7,109,561,602.50, 9,811,353,544.29 and 4,057,676,664.98

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Solution

The fourth proportional to 7,109,561,602.50, 9,811,353,544.29 and 4,057,676,664.98 is: 5,599,684,277.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,109,561,602.50 : 9,811,353,544.29 = 4,057,676,664.98 : x
  2. Step 2: Convert to fraction form
    7,109,561,602.50/9,811,353,544.29 = 4,057,676,664.98/x
  3. Step 3: Cross multiply
    7,109,561,602.50x = 9,811,353,544.29 × 4,057,676,664.98
  4. Step 4: Simplify right side
    7,109,561,602.50x = 39,811,300,328,534,351,872
  5. Step 5: Solve for x
    x = 39,811,300,328,534,351,872/7,109,561,602.50
  6. Step 6: Final answer
    x = 5,599,684,277.94

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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.