Home / 579,380,187.04-799,528,713.36-318,619,803.04

Finding the Fourth Proportional to 579,380,187.04, 799,528,713.36 and 318,619,803.04

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Solution

The fourth proportional to 579,380,187.04, 799,528,713.36 and 318,619,803.04 is: 439,686,559.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,380,187.04 : 799,528,713.36 = 318,619,803.04 : x
  2. Step 2: Convert to fraction form
    579,380,187.04/799,528,713.36 = 318,619,803.04/x
  3. Step 3: Cross multiply
    579,380,187.04x = 799,528,713.36 × 318,619,803.04
  4. Step 4: Simplify right side
    579,380,187.04x = 254,745,681,175,587,840
  5. Step 5: Solve for x
    x = 254,745,681,175,587,840/579,380,187.04
  6. Step 6: Final answer
    x = 439,686,559.66

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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.