Home / 666,098,022.48-919,226,153.52-364,678,305

Finding the Fourth Proportional to 666,098,022.48, 919,226,153.52 and 364,678,305

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Solution

The fourth proportional to 666,098,022.48, 919,226,153.52 and 364,678,305 is: 503,262,018.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,098,022.48 : 919,226,153.52 = 364,678,305 : x
  2. Step 2: Convert to fraction form
    666,098,022.48/919,226,153.52 = 364,678,305/x
  3. Step 3: Cross multiply
    666,098,022.48x = 919,226,153.52 × 364,678,305
  4. Step 4: Simplify right side
    666,098,022.48x = 335,221,835,577,343,360
  5. Step 5: Solve for x
    x = 335,221,835,577,343,360/666,098,022.48
  6. Step 6: Final answer
    x = 503,262,018.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.