Home / 545,814,368.10-818,163,539.10-269,039,895.30

Finding the Fourth Proportional to 545,814,368.10, 818,163,539.10 and 269,039,895.30

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Solution

The fourth proportional to 545,814,368.10, 818,163,539.10 and 269,039,895.30 is: 403,284,790.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,814,368.10 : 818,163,539.10 = 269,039,895.30 : x
  2. Step 2: Convert to fraction form
    545,814,368.10/818,163,539.10 = 269,039,895.30/x
  3. Step 3: Cross multiply
    545,814,368.10x = 818,163,539.10 × 269,039,895.30
  4. Step 4: Simplify right side
    545,814,368.10x = 220,118,632,897,741,472
  5. Step 5: Solve for x
    x = 220,118,632,897,741,472/545,814,368.10
  6. Step 6: Final answer
    x = 403,284,790.15

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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.