Home / 231,967,559.84-348,087,021.24-86,501,616.80

Finding the Fourth Proportional to 231,967,559.84, 348,087,021.24 and 86,501,616.80

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Solution

The fourth proportional to 231,967,559.84, 348,087,021.24 and 86,501,616.80 is: 129,803,021.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,967,559.84 : 348,087,021.24 = 86,501,616.80 : x
  2. Step 2: Convert to fraction form
    231,967,559.84/348,087,021.24 = 86,501,616.80/x
  3. Step 3: Cross multiply
    231,967,559.84x = 348,087,021.24 × 86,501,616.80
  4. Step 4: Simplify right side
    231,967,559.84x = 30,110,090,124,355,940
  5. Step 5: Solve for x
    x = 30,110,090,124,355,940/231,967,559.84
  6. Step 6: Final answer
    x = 129,803,021.36

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.