Home / 404,214,553.42-557,819,420-223,167,366.98

Finding the Fourth Proportional to 404,214,553.42, 557,819,420 and 223,167,366.98

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Solution

The fourth proportional to 404,214,553.42, 557,819,420 and 223,167,366.98 is: 307,972,808.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,214,553.42 : 557,819,420 = 223,167,366.98 : x
  2. Step 2: Convert to fraction form
    404,214,553.42/557,819,420 = 223,167,366.98/x
  3. Step 3: Cross multiply
    404,214,553.42x = 557,819,420 × 223,167,366.98
  4. Step 4: Simplify right side
    404,214,553.42x = 124,487,091,211,710,752
  5. Step 5: Solve for x
    x = 124,487,091,211,710,752/404,214,553.42
  6. Step 6: Final answer
    x = 307,972,808.40

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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.