Home / 85,823,951.63-128,762,499.47-29,741,646.29

Finding the Fourth Proportional to 85,823,951.63, 128,762,499.47 and 29,741,646.29

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Solution

The fourth proportional to 85,823,951.63, 128,762,499.47 and 29,741,646.29 is: 44,621,677.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,823,951.63 : 128,762,499.47 = 29,741,646.29 : x
  2. Step 2: Convert to fraction form
    85,823,951.63/128,762,499.47 = 29,741,646.29/x
  3. Step 3: Cross multiply
    85,823,951.63x = 128,762,499.47 × 29,741,646.29
  4. Step 4: Simplify right side
    85,823,951.63x = 3,829,608,713,860,532
  5. Step 5: Solve for x
    x = 3,829,608,713,860,532/85,823,951.63
  6. Step 6: Final answer
    x = 44,621,677.76

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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.