Home / 358,081,713.96-537,120,808.38-309,411,453.48

Finding the Fourth Proportional to 358,081,713.96, 537,120,808.38 and 309,411,453.48

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Solution

The fourth proportional to 358,081,713.96, 537,120,808.38 and 309,411,453.48 is: 464,115,657.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,081,713.96 : 537,120,808.38 = 309,411,453.48 : x
  2. Step 2: Convert to fraction form
    358,081,713.96/537,120,808.38 = 309,411,453.48/x
  3. Step 3: Cross multiply
    358,081,713.96x = 537,120,808.38 × 309,411,453.48
  4. Step 4: Simplify right side
    358,081,713.96x = 166,191,330,015,208,384
  5. Step 5: Solve for x
    x = 166,191,330,015,208,384/358,081,713.96
  6. Step 6: Final answer
    x = 464,115,657.23

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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.