Home / 170,827,753.79-235,741,068-92,509,490.45

Finding the Fourth Proportional to 170,827,753.79, 235,741,068 and 92,509,490.45

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Solution

The fourth proportional to 170,827,753.79, 235,741,068 and 92,509,490.45 is: 127,662,429.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,827,753.79 : 235,741,068 = 92,509,490.45 : x
  2. Step 2: Convert to fraction form
    170,827,753.79/235,741,068 = 92,509,490.45/x
  3. Step 3: Cross multiply
    170,827,753.79x = 235,741,068 × 92,509,490.45
  4. Step 4: Simplify right side
    170,827,753.79x = 21,808,286,077,640,092
  5. Step 5: Solve for x
    x = 21,808,286,077,640,092/170,827,753.79
  6. Step 6: Final answer
    x = 127,662,429.52

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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.