Home / 505,320,057.40-757,980,086.10-246,402,002.20

Finding the Fourth Proportional to 505,320,057.40, 757,980,086.10 and 246,402,002.20

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Solution

The fourth proportional to 505,320,057.40, 757,980,086.10 and 246,402,002.20 is: 369,603,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,320,057.40 : 757,980,086.10 = 246,402,002.20 : x
  2. Step 2: Convert to fraction form
    505,320,057.40/757,980,086.10 = 246,402,002.20/x
  3. Step 3: Cross multiply
    505,320,057.40x = 757,980,086.10 × 246,402,002.20
  4. Step 4: Simplify right side
    505,320,057.40x = 186,767,810,842,768,384
  5. Step 5: Solve for x
    x = 186,767,810,842,768,384/505,320,057.40
  6. Step 6: Final answer
    x = 369,603,003.30

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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.