Home / 525,016,837.83-787,423,090.86-151,498,464.03

Finding the Fourth Proportional to 525,016,837.83, 787,423,090.86 and 151,498,464.03

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Solution

The fourth proportional to 525,016,837.83, 787,423,090.86 and 151,498,464.03 is: 227,218,215.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,016,837.83 : 787,423,090.86 = 151,498,464.03 : x
  2. Step 2: Convert to fraction form
    525,016,837.83/787,423,090.86 = 151,498,464.03/x
  3. Step 3: Cross multiply
    525,016,837.83x = 787,423,090.86 × 151,498,464.03
  4. Step 4: Simplify right side
    525,016,837.83x = 119,293,388,807,045,136
  5. Step 5: Solve for x
    x = 119,293,388,807,045,136/525,016,837.83
  6. Step 6: Final answer
    x = 227,218,215.13

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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.