Home / 191,255,768.80-286,405,356.30-152,992,016.80

Finding the Fourth Proportional to 191,255,768.80, 286,405,356.30 and 152,992,016.80

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Solution

The fourth proportional to 191,255,768.80, 286,405,356.30 and 152,992,016.80 is: 229,105,419.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,255,768.80 : 286,405,356.30 = 152,992,016.80 : x
  2. Step 2: Convert to fraction form
    191,255,768.80/286,405,356.30 = 152,992,016.80/x
  3. Step 3: Cross multiply
    191,255,768.80x = 286,405,356.30 × 152,992,016.80
  4. Step 4: Simplify right side
    191,255,768.80x = 43,817,733,082,659,592
  5. Step 5: Solve for x
    x = 43,817,733,082,659,592/191,255,768.80
  6. Step 6: Final answer
    x = 229,105,419.19

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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.