Home / 125,064,009.60-187,596,014.40-44,293,142.40

Finding the Fourth Proportional to 125,064,009.60, 187,596,014.40 and 44,293,142.40

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Solution

The fourth proportional to 125,064,009.60, 187,596,014.40 and 44,293,142.40 is: 66,439,713.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,064,009.60 : 187,596,014.40 = 44,293,142.40 : x
  2. Step 2: Convert to fraction form
    125,064,009.60/187,596,014.40 = 44,293,142.40/x
  3. Step 3: Cross multiply
    125,064,009.60x = 187,596,014.40 × 44,293,142.40
  4. Step 4: Simplify right side
    125,064,009.60x = 8,309,216,979,491,651
  5. Step 5: Solve for x
    x = 8,309,216,979,491,651/125,064,009.60
  6. Step 6: Final answer
    x = 66,439,713.60

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Similar ratio
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1.5x scale

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.