Home / 171,680,596.04-257,634,337.26-80,830,166.60

Finding the Fourth Proportional to 171,680,596.04, 257,634,337.26 and 80,830,166.60

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Solution

The fourth proportional to 171,680,596.04, 257,634,337.26 and 80,830,166.60 is: 121,298,660.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,680,596.04 : 257,634,337.26 = 80,830,166.60 : x
  2. Step 2: Convert to fraction form
    171,680,596.04/257,634,337.26 = 80,830,166.60/x
  3. Step 3: Cross multiply
    171,680,596.04x = 257,634,337.26 × 80,830,166.60
  4. Step 4: Simplify right side
    171,680,596.04x = 20,824,626,402,606,384
  5. Step 5: Solve for x
    x = 20,824,626,402,606,384/171,680,596.04
  6. Step 6: Final answer
    x = 121,298,660.90

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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.