Home / 479,547,827.55-719,321,741.33-324,579,631.95

Finding the Fourth Proportional to 479,547,827.55, 719,321,741.33 and 324,579,631.95

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Solution

The fourth proportional to 479,547,827.55, 719,321,741.33 and 324,579,631.95 is: 486,869,447.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,547,827.55 : 719,321,741.33 = 324,579,631.95 : x
  2. Step 2: Convert to fraction form
    479,547,827.55/719,321,741.33 = 324,579,631.95/x
  3. Step 3: Cross multiply
    479,547,827.55x = 719,321,741.33 × 324,579,631.95
  4. Step 4: Simplify right side
    479,547,827.55x = 233,477,186,052,901,600
  5. Step 5: Solve for x
    x = 233,477,186,052,901,600/479,547,827.55
  6. Step 6: Final answer
    x = 486,869,447.93

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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.