Home / 559,718,395.66-772,434,747.48-308,839,062.16

Finding the Fourth Proportional to 559,718,395.66, 772,434,747.48 and 308,839,062.16

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Solution

The fourth proportional to 559,718,395.66, 772,434,747.48 and 308,839,062.16 is: 426,210,796.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,718,395.66 : 772,434,747.48 = 308,839,062.16 : x
  2. Step 2: Convert to fraction form
    559,718,395.66/772,434,747.48 = 308,839,062.16/x
  3. Step 3: Cross multiply
    559,718,395.66x = 772,434,747.48 × 308,839,062.16
  4. Step 4: Simplify right side
    559,718,395.66x = 238,558,022,991,519,648
  5. Step 5: Solve for x
    x = 238,558,022,991,519,648/559,718,395.66
  6. Step 6: Final answer
    x = 426,210,796.07

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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.