Home / 104,299,420.59-156,330,119.90-42,010,867.51

Finding the Fourth Proportional to 104,299,420.59, 156,330,119.90 and 42,010,867.51

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Solution

The fourth proportional to 104,299,420.59, 156,330,119.90 and 42,010,867.51 is: 62,968,364.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,299,420.59 : 156,330,119.90 = 42,010,867.51 : x
  2. Step 2: Convert to fraction form
    104,299,420.59/156,330,119.90 = 42,010,867.51/x
  3. Step 3: Cross multiply
    104,299,420.59x = 156,330,119.90 × 42,010,867.51
  4. Step 4: Simplify right side
    104,299,420.59x = 6,567,563,954,655,517
  5. Step 5: Solve for x
    x = 6,567,563,954,655,517/104,299,420.59
  6. Step 6: Final answer
    x = 62,968,364.71

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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.