Home / 462,383,749.32-693,729,804.09-307,547,971.14

Finding the Fourth Proportional to 462,383,749.32, 693,729,804.09 and 307,547,971.14

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Solution

The fourth proportional to 462,383,749.32, 693,729,804.09 and 307,547,971.14 is: 461,424,507.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,383,749.32 : 693,729,804.09 = 307,547,971.14 : x
  2. Step 2: Convert to fraction form
    462,383,749.32/693,729,804.09 = 307,547,971.14/x
  3. Step 3: Cross multiply
    462,383,749.32x = 693,729,804.09 × 307,547,971.14
  4. Step 4: Simplify right side
    462,383,749.32x = 213,355,193,767,229,184
  5. Step 5: Solve for x
    x = 213,355,193,767,229,184/462,383,749.32
  6. Step 6: Final answer
    x = 461,424,507.42

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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.