Home / 324,731,047.61-448,193,948.32-192,645,360.11

Finding the Fourth Proportional to 324,731,047.61, 448,193,948.32 and 192,645,360.11

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Solution

The fourth proportional to 324,731,047.61, 448,193,948.32 and 192,645,360.11 is: 265,889,218.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,731,047.61 : 448,193,948.32 = 192,645,360.11 : x
  2. Step 2: Convert to fraction form
    324,731,047.61/448,193,948.32 = 192,645,360.11/x
  3. Step 3: Cross multiply
    324,731,047.61x = 448,193,948.32 × 192,645,360.11
  4. Step 4: Simplify right side
    324,731,047.61x = 86,342,484,574,592,352
  5. Step 5: Solve for x
    x = 86,342,484,574,592,352/324,731,047.61
  6. Step 6: Final answer
    x = 265,889,218.81

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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.