Home / 43,466,401.60-65,199,602.40-38,931,438.40

Finding the Fourth Proportional to 43,466,401.60, 65,199,602.40 and 38,931,438.40

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Solution

The fourth proportional to 43,466,401.60, 65,199,602.40 and 38,931,438.40 is: 58,397,157.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,466,401.60 : 65,199,602.40 = 38,931,438.40 : x
  2. Step 2: Convert to fraction form
    43,466,401.60/65,199,602.40 = 38,931,438.40/x
  3. Step 3: Cross multiply
    43,466,401.60x = 65,199,602.40 × 38,931,438.40
  4. Step 4: Simplify right side
    43,466,401.60x = 2,538,314,304,540,092
  5. Step 5: Solve for x
    x = 2,538,314,304,540,092/43,466,401.60
  6. Step 6: Final answer
    x = 58,397,157.60

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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.