Home / 559,055,617.17-771,531,269.34-308,159,443.97

Finding the Fourth Proportional to 559,055,617.17, 771,531,269.34 and 308,159,443.97

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Solution

The fourth proportional to 559,055,617.17, 771,531,269.34 and 308,159,443.97 is: 425,279,059.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,055,617.17 : 771,531,269.34 = 308,159,443.97 : x
  2. Step 2: Convert to fraction form
    559,055,617.17/771,531,269.34 = 308,159,443.97/x
  3. Step 3: Cross multiply
    559,055,617.17x = 771,531,269.34 × 308,159,443.97
  4. Step 4: Simplify right side
    559,055,617.17x = 237,754,646,968,367,168
  5. Step 5: Solve for x
    x = 237,754,646,968,367,168/559,055,617.17
  6. Step 6: Final answer
    x = 425,279,059.30

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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.