Home / 113,452,271.71-170,227,907.07-39,728,965.25

Finding the Fourth Proportional to 113,452,271.71, 170,227,907.07 and 39,728,965.25

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Solution

The fourth proportional to 113,452,271.71, 170,227,907.07 and 39,728,965.25 is: 59,610,781.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,452,271.71 : 170,227,907.07 = 39,728,965.25 : x
  2. Step 2: Convert to fraction form
    113,452,271.71/170,227,907.07 = 39,728,965.25/x
  3. Step 3: Cross multiply
    113,452,271.71x = 170,227,907.07 × 39,728,965.25
  4. Step 4: Simplify right side
    113,452,271.71x = 6,762,978,604,500,458
  5. Step 5: Solve for x
    x = 6,762,978,604,500,458/113,452,271.71
  6. Step 6: Final answer
    x = 59,610,781.72

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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.