Home / 64,708,511.31-89,298,268.16-35,735,135.31

Finding the Fourth Proportional to 64,708,511.31, 89,298,268.16 and 35,735,135.31

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Solution

The fourth proportional to 64,708,511.31, 89,298,268.16 and 35,735,135.31 is: 49,314,775.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,708,511.31 : 89,298,268.16 = 35,735,135.31 : x
  2. Step 2: Convert to fraction form
    64,708,511.31/89,298,268.16 = 35,735,135.31/x
  3. Step 3: Cross multiply
    64,708,511.31x = 89,298,268.16 × 35,735,135.31
  4. Step 4: Simplify right side
    64,708,511.31x = 3,191,085,695,467,589.50
  5. Step 5: Solve for x
    x = 3,191,085,695,467,589.50/64,708,511.31
  6. Step 6: Final answer
    x = 49,314,775.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.