Home / 442,790,663,304.96-665,245,586,720.64-283,925,016,408.32

Finding the Fourth Proportional to 442,790,663,304.96, 665,245,586,720.64 and 283,925,016,408.32

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Solution

The fourth proportional to 442,790,663,304.96, 665,245,586,720.64 and 283,925,016,408.32 is: 426,566,953,140.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,790,663,304.96 : 665,245,586,720.64 = 283,925,016,408.32 : x
  2. Step 2: Convert to fraction form
    442,790,663,304.96/665,245,586,720.64 = 283,925,016,408.32/x
  3. Step 3: Cross multiply
    442,790,663,304.96x = 665,245,586,720.64 × 283,925,016,408.32
  4. Step 4: Simplify right side
    442,790,663,304.96x = 188,879,864,125,220,177,575,936
  5. Step 5: Solve for x
    x = 188,879,864,125,220,177,575,936/442,790,663,304.96
  6. Step 6: Final answer
    x = 426,566,953,140.87

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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.