Home / 729,856,445.16-1,094,693,365.20-238,528,611.84

Finding the Fourth Proportional to 729,856,445.16, 1,094,693,365.20 and 238,528,611.84

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Solution

The fourth proportional to 729,856,445.16, 1,094,693,365.20 and 238,528,611.84 is: 357,763,078.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,856,445.16 : 1,094,693,365.20 = 238,528,611.84 : x
  2. Step 2: Convert to fraction form
    729,856,445.16/1,094,693,365.20 = 238,528,611.84/x
  3. Step 3: Cross multiply
    729,856,445.16x = 1,094,693,365.20 × 238,528,611.84
  4. Step 4: Simplify right side
    729,856,445.16x = 261,115,688,791,614,176
  5. Step 5: Solve for x
    x = 261,115,688,791,614,176/729,856,445.16
  6. Step 6: Final answer
    x = 357,763,078.65

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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.