Home / 900,606,736,717.85-1,351,138,765,433-416,909,673,456.40

Finding the Fourth Proportional to 900,606,736,717.85, 1,351,138,765,433 and 416,909,673,456.40

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Solution

The fourth proportional to 900,606,736,717.85, 1,351,138,765,433 and 416,909,673,456.40 is: 625,470,361,840.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,606,736,717.85 : 1,351,138,765,433 = 416,909,673,456.40 : x
  2. Step 2: Convert to fraction form
    900,606,736,717.85/1,351,138,765,433 = 416,909,673,456.40/x
  3. Step 3: Cross multiply
    900,606,736,717.85x = 1,351,138,765,433 × 416,909,673,456.40
  4. Step 4: Simplify right side
    900,606,736,717.85x = 563,302,821,490,955,523,194,880
  5. Step 5: Solve for x
    x = 563,302,821,490,955,523,194,880/900,606,736,717.85
  6. Step 6: Final answer
    x = 625,470,361,840.56

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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.