Home / 282,890,446,499.12-390,390,401,831.48-160,955,177,974.43

Finding the Fourth Proportional to 282,890,446,499.12, 390,390,401,831.48 and 160,955,177,974.43

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Solution

The fourth proportional to 282,890,446,499.12, 390,390,401,831.48 and 160,955,177,974.43 is: 222,119,047,793.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,890,446,499.12 : 390,390,401,831.48 = 160,955,177,974.43 : x
  2. Step 2: Convert to fraction form
    282,890,446,499.12/390,390,401,831.48 = 160,955,177,974.43/x
  3. Step 3: Cross multiply
    282,890,446,499.12x = 390,390,401,831.48 × 160,955,177,974.43
  4. Step 4: Simplify right side
    282,890,446,499.12x = 62,835,356,606,295,099,572,224
  5. Step 5: Solve for x
    x = 62,835,356,606,295,099,572,224/282,890,446,499.12
  6. Step 6: Final answer
    x = 222,119,047,793.62

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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.