Home / 282,890,446,501.12-390,390,401,834.24-160,955,177,976.44

Finding the Fourth Proportional to 282,890,446,501.12, 390,390,401,834.24 and 160,955,177,976.44

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Solution

The fourth proportional to 282,890,446,501.12, 390,390,401,834.24 and 160,955,177,976.44 is: 222,119,047,796.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,890,446,501.12 : 390,390,401,834.24 = 160,955,177,976.44 : x
  2. Step 2: Convert to fraction form
    282,890,446,501.12/390,390,401,834.24 = 160,955,177,976.44/x
  3. Step 3: Cross multiply
    282,890,446,501.12x = 390,390,401,834.24 × 160,955,177,976.44
  4. Step 4: Simplify right side
    282,890,446,501.12x = 62,835,356,607,524,030,644,224
  5. Step 5: Solve for x
    x = 62,835,356,607,524,030,644,224/282,890,446,501.12
  6. Step 6: Final answer
    x = 222,119,047,796.39

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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.