Home / 165,891,563.20-248,837,344.80-117,518,622.40

Finding the Fourth Proportional to 165,891,563.20, 248,837,344.80 and 117,518,622.40

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Solution

The fourth proportional to 165,891,563.20, 248,837,344.80 and 117,518,622.40 is: 176,277,933.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,891,563.20 : 248,837,344.80 = 117,518,622.40 : x
  2. Step 2: Convert to fraction form
    165,891,563.20/248,837,344.80 = 117,518,622.40/x
  3. Step 3: Cross multiply
    165,891,563.20x = 248,837,344.80 × 117,518,622.40
  4. Step 4: Simplify right side
    165,891,563.20x = 29,243,021,962,569,808
  5. Step 5: Solve for x
    x = 29,243,021,962,569,808/165,891,563.20
  6. Step 6: Final answer
    x = 176,277,933.60

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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.