Home / 372,891,091.44-514,602,128.94-203,354,579.36

Finding the Fourth Proportional to 372,891,091.44, 514,602,128.94 and 203,354,579.36

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Solution

The fourth proportional to 372,891,091.44, 514,602,128.94 and 203,354,579.36 is: 280,636,094.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,891,091.44 : 514,602,128.94 = 203,354,579.36 : x
  2. Step 2: Convert to fraction form
    372,891,091.44/514,602,128.94 = 203,354,579.36/x
  3. Step 3: Cross multiply
    372,891,091.44x = 514,602,128.94 × 203,354,579.36
  4. Step 4: Simplify right side
    372,891,091.44x = 104,646,699,468,354,192
  5. Step 5: Solve for x
    x = 104,646,699,468,354,192/372,891,091.44
  6. Step 6: Final answer
    x = 280,636,094.21

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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.