Home / 117,647,157.71-162,349,817.95-64,000,040.19

Finding the Fourth Proportional to 117,647,157.71, 162,349,817.95 and 64,000,040.19

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Solution

The fourth proportional to 117,647,157.71, 162,349,817.95 and 64,000,040.19 is: 88,318,282.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,647,157.71 : 162,349,817.95 = 64,000,040.19 : x
  2. Step 2: Convert to fraction form
    117,647,157.71/162,349,817.95 = 64,000,040.19/x
  3. Step 3: Cross multiply
    117,647,157.71x = 162,349,817.95 × 64,000,040.19
  4. Step 4: Simplify right side
    117,647,157.71x = 10,390,394,873,885,090
  5. Step 5: Solve for x
    x = 10,390,394,873,885,090/117,647,157.71
  6. Step 6: Final answer
    x = 88,318,282.19

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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.