Home / 666,098,987.48-919,227,490.08-364,679,273.24

Finding the Fourth Proportional to 666,098,987.48, 919,227,490.08 and 364,679,273.24

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Solution

The fourth proportional to 666,098,987.48, 919,227,490.08 and 364,679,273.24 is: 503,263,357.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,098,987.48 : 919,227,490.08 = 364,679,273.24 : x
  2. Step 2: Convert to fraction form
    666,098,987.48/919,227,490.08 = 364,679,273.24/x
  3. Step 3: Cross multiply
    666,098,987.48x = 919,227,490.08 × 364,679,273.24
  4. Step 4: Simplify right side
    666,098,987.48x = 335,223,213,024,603,712
  5. Step 5: Solve for x
    x = 335,223,213,024,603,712/666,098,987.48
  6. Step 6: Final answer
    x = 503,263,357.74

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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.