Home / 455,356,802.14-683,316,313.38-178,959,431.06

Finding the Fourth Proportional to 455,356,802.14, 683,316,313.38 and 178,959,431.06

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Solution

The fourth proportional to 455,356,802.14, 683,316,313.38 and 178,959,431.06 is: 268,549,625.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,356,802.14 : 683,316,313.38 = 178,959,431.06 : x
  2. Step 2: Convert to fraction form
    455,356,802.14/683,316,313.38 = 178,959,431.06/x
  3. Step 3: Cross multiply
    455,356,802.14x = 683,316,313.38 × 178,959,431.06
  4. Step 4: Simplify right side
    455,356,802.14x = 122,285,898,676,501,472
  5. Step 5: Solve for x
    x = 122,285,898,676,501,472/455,356,802.14
  6. Step 6: Final answer
    x = 268,549,625.48

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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.