Home / 543,032,133.40-814,548,200.10-325,353,899.80

Finding the Fourth Proportional to 543,032,133.40, 814,548,200.10 and 325,353,899.80

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Solution

The fourth proportional to 543,032,133.40, 814,548,200.10 and 325,353,899.80 is: 488,030,849.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,032,133.40 : 814,548,200.10 = 325,353,899.80 : x
  2. Step 2: Convert to fraction form
    543,032,133.40/814,548,200.10 = 325,353,899.80/x
  3. Step 3: Cross multiply
    543,032,133.40x = 814,548,200.10 × 325,353,899.80
  4. Step 4: Simplify right side
    543,032,133.40x = 265,016,433,477,605,760
  5. Step 5: Solve for x
    x = 265,016,433,477,605,760/543,032,133.40
  6. Step 6: Final answer
    x = 488,030,849.70

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1.5x scale

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.