Home / 439,073,070-657,731,509.92-264,099,493.59

Finding the Fourth Proportional to 439,073,070, 657,731,509.92 and 264,099,493.59

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Solution

The fourth proportional to 439,073,070, 657,731,509.92 and 264,099,493.59 is: 395,621,072.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,073,070 : 657,731,509.92 = 264,099,493.59 : x
  2. Step 2: Convert to fraction form
    439,073,070/657,731,509.92 = 264,099,493.59/x
  3. Step 3: Cross multiply
    439,073,070x = 657,731,509.92 × 264,099,493.59
  4. Step 4: Simplify right side
    439,073,070x = 173,706,558,688,058,048
  5. Step 5: Solve for x
    x = 173,706,558,688,058,048/439,073,070
  6. Step 6: Final answer
    x = 395,621,072.11

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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.