Home / 503,005,733.58-754,621,132.05-153,279,172.59

Finding the Fourth Proportional to 503,005,733.58, 754,621,132.05 and 153,279,172.59

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Solution

The fourth proportional to 503,005,733.58, 754,621,132.05 and 153,279,172.59 is: 229,953,050.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,005,733.58 : 754,621,132.05 = 153,279,172.59 : x
  2. Step 2: Convert to fraction form
    503,005,733.58/754,621,132.05 = 153,279,172.59/x
  3. Step 3: Cross multiply
    503,005,733.58x = 754,621,132.05 × 153,279,172.59
  4. Step 4: Simplify right side
    503,005,733.58x = 115,667,702,739,553,120
  5. Step 5: Solve for x
    x = 115,667,702,739,553,120/503,005,733.58
  6. Step 6: Final answer
    x = 229,953,050.27

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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.