Home / 171,706,692.60-257,182,125.30-103,430,302.20

Finding the Fourth Proportional to 171,706,692.60, 257,182,125.30 and 103,430,302.20

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Solution

The fourth proportional to 171,706,692.60, 257,182,125.30 and 103,430,302.20 is: 154,917,810.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,706,692.60 : 257,182,125.30 = 103,430,302.20 : x
  2. Step 2: Convert to fraction form
    171,706,692.60/257,182,125.30 = 103,430,302.20/x
  3. Step 3: Cross multiply
    171,706,692.60x = 257,182,125.30 × 103,430,302.20
  4. Step 4: Simplify right side
    171,706,692.60x = 26,600,424,940,217,268
  5. Step 5: Solve for x
    x = 26,600,424,940,217,268/171,706,692.60
  6. Step 6: Final answer
    x = 154,917,810.93

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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.