Home / 503,005,732.35-754,621,130.16-153,279,171.34

Finding the Fourth Proportional to 503,005,732.35, 754,621,130.16 and 153,279,171.34

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Solution

The fourth proportional to 503,005,732.35, 754,621,130.16 and 153,279,171.34 is: 229,953,048.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,005,732.35 : 754,621,130.16 = 153,279,171.34 : x
  2. Step 2: Convert to fraction form
    503,005,732.35/754,621,130.16 = 153,279,171.34/x
  3. Step 3: Cross multiply
    503,005,732.35x = 754,621,130.16 × 153,279,171.34
  4. Step 4: Simplify right side
    503,005,732.35x = 115,667,701,506,579,072
  5. Step 5: Solve for x
    x = 115,667,701,506,579,072/503,005,732.35
  6. Step 6: Final answer
    x = 229,953,048.38

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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.