Home / 384,021,952.08-529,951,689.18-207,809,927.37

Finding the Fourth Proportional to 384,021,952.08, 529,951,689.18 and 207,809,927.37

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Solution

The fourth proportional to 384,021,952.08, 529,951,689.18 and 207,809,927.37 is: 286,778,454.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,021,952.08 : 529,951,689.18 = 207,809,927.37 : x
  2. Step 2: Convert to fraction form
    384,021,952.08/529,951,689.18 = 207,809,927.37/x
  3. Step 3: Cross multiply
    384,021,952.08x = 529,951,689.18 × 207,809,927.37
  4. Step 4: Simplify right side
    384,021,952.08x = 110,129,222,038,104,624
  5. Step 5: Solve for x
    x = 110,129,222,038,104,624/384,021,952.08
  6. Step 6: Final answer
    x = 286,778,454.83

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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.