Home / 445,483,086.45-668,147,570.28-117,963,305.16

Finding the Fourth Proportional to 445,483,086.45, 668,147,570.28 and 117,963,305.16

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Solution

The fourth proportional to 445,483,086.45, 668,147,570.28 and 117,963,305.16 is: 176,924,552.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,483,086.45 : 668,147,570.28 = 117,963,305.16 : x
  2. Step 2: Convert to fraction form
    445,483,086.45/668,147,570.28 = 117,963,305.16/x
  3. Step 3: Cross multiply
    445,483,086.45x = 668,147,570.28 × 117,963,305.16
  4. Step 4: Simplify right side
    445,483,086.45x = 78,816,895,724,852,176
  5. Step 5: Solve for x
    x = 78,816,895,724,852,176/445,483,086.45
  6. Step 6: Final answer
    x = 176,924,552.52

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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.