Home / 477,466,630.88-716,199,907.43-132,420,253.46

Finding the Fourth Proportional to 477,466,630.88, 716,199,907.43 and 132,420,253.46

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Solution

The fourth proportional to 477,466,630.88, 716,199,907.43 and 132,420,253.46 is: 198,630,369.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,466,630.88 : 716,199,907.43 = 132,420,253.46 : x
  2. Step 2: Convert to fraction form
    477,466,630.88/716,199,907.43 = 132,420,253.46/x
  3. Step 3: Cross multiply
    477,466,630.88x = 716,199,907.43 × 132,420,253.46
  4. Step 4: Simplify right side
    477,466,630.88x = 94,839,373,266,659,184
  5. Step 5: Solve for x
    x = 94,839,373,266,659,184/477,466,630.88
  6. Step 6: Final answer
    x = 198,630,369.40

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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.