Home / 443,524,598.73-611,995,955.63-255,316,527.90

Finding the Fourth Proportional to 443,524,598.73, 611,995,955.63 and 255,316,527.90

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Solution

The fourth proportional to 443,524,598.73, 611,995,955.63 and 255,316,527.90 is: 352,297,669.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,524,598.73 : 611,995,955.63 = 255,316,527.90 : x
  2. Step 2: Convert to fraction form
    443,524,598.73/611,995,955.63 = 255,316,527.90/x
  3. Step 3: Cross multiply
    443,524,598.73x = 611,995,955.63 × 255,316,527.90
  4. Step 4: Simplify right side
    443,524,598.73x = 156,252,682,479,017,472
  5. Step 5: Solve for x
    x = 156,252,682,479,017,472/443,524,598.73
  6. Step 6: Final answer
    x = 352,297,669.46

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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.