Home / 160,531,191.80-221,529,276.44-94,455,969.51

Finding the Fourth Proportional to 160,531,191.80, 221,529,276.44 and 94,455,969.51

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Solution

The fourth proportional to 160,531,191.80, 221,529,276.44 and 94,455,969.51 is: 130,347,020.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,531,191.80 : 221,529,276.44 = 94,455,969.51 : x
  2. Step 2: Convert to fraction form
    160,531,191.80/221,529,276.44 = 94,455,969.51/x
  3. Step 3: Cross multiply
    160,531,191.80x = 221,529,276.44 × 94,455,969.51
  4. Step 4: Simplify right side
    160,531,191.80x = 20,924,762,581,701,668
  5. Step 5: Solve for x
    x = 20,924,762,581,701,668/160,531,191.80
  6. Step 6: Final answer
    x = 130,347,020.71

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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.