Home / 426,325,457.18-588,083,607.30-256,661,682.36

Finding the Fourth Proportional to 426,325,457.18, 588,083,607.30 and 256,661,682.36

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Solution

The fourth proportional to 426,325,457.18, 588,083,607.30 and 256,661,682.36 is: 354,045,308.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,325,457.18 : 588,083,607.30 = 256,661,682.36 : x
  2. Step 2: Convert to fraction form
    426,325,457.18/588,083,607.30 = 256,661,682.36/x
  3. Step 3: Cross multiply
    426,325,457.18x = 588,083,607.30 × 256,661,682.36
  4. Step 4: Simplify right side
    426,325,457.18x = 150,938,528,017,955,584
  5. Step 5: Solve for x
    x = 150,938,528,017,955,584/426,325,457.18
  6. Step 6: Final answer
    x = 354,045,308.52

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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.