Home / 105,317,313.31-145,325,158.21-60,677,889.06

Finding the Fourth Proportional to 105,317,313.31, 145,325,158.21 and 60,677,889.06

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Solution

The fourth proportional to 105,317,313.31, 145,325,158.21 and 60,677,889.06 is: 83,728,150.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,317,313.31 : 145,325,158.21 = 60,677,889.06 : x
  2. Step 2: Convert to fraction form
    105,317,313.31/145,325,158.21 = 60,677,889.06/x
  3. Step 3: Cross multiply
    105,317,313.31x = 145,325,158.21 × 60,677,889.06
  4. Step 4: Simplify right side
    105,317,313.31x = 8,818,023,827,493,329
  5. Step 5: Solve for x
    x = 8,818,023,827,493,329/105,317,313.31
  6. Step 6: Final answer
    x = 83,728,150.20

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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.