Home / 168,759,184.32-232,873,597.08-156,420,305.28

Finding the Fourth Proportional to 168,759,184.32, 232,873,597.08 and 156,420,305.28

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Solution

The fourth proportional to 168,759,184.32, 232,873,597.08 and 156,420,305.28 is: 215,846,973.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,759,184.32 : 232,873,597.08 = 156,420,305.28 : x
  2. Step 2: Convert to fraction form
    168,759,184.32/232,873,597.08 = 156,420,305.28/x
  3. Step 3: Cross multiply
    168,759,184.32x = 232,873,597.08 × 156,420,305.28
  4. Step 4: Simplify right side
    168,759,184.32x = 36,426,159,146,905,320
  5. Step 5: Solve for x
    x = 36,426,159,146,905,320/168,759,184.32
  6. Step 6: Final answer
    x = 215,846,973.27

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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.