Home / 316,201,559.12-474,347,672.80-97,871,074.64

Finding the Fourth Proportional to 316,201,559.12, 474,347,672.80 and 97,871,074.64

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Solution

The fourth proportional to 316,201,559.12, 474,347,672.80 and 97,871,074.64 is: 146,820,643.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,201,559.12 : 474,347,672.80 = 97,871,074.64 : x
  2. Step 2: Convert to fraction form
    316,201,559.12/474,347,672.80 = 97,871,074.64/x
  3. Step 3: Cross multiply
    316,201,559.12x = 474,347,672.80 × 97,871,074.64
  4. Step 4: Simplify right side
    316,201,559.12x = 46,424,916,489,919,096
  5. Step 5: Solve for x
    x = 46,424,916,489,919,096/316,201,559.12
  6. Step 6: Final answer
    x = 146,820,643.83

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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.