Home / 613,088,002.80-919,632,004.20-546,575,209.20

Finding the Fourth Proportional to 613,088,002.80, 919,632,004.20 and 546,575,209.20

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Solution

The fourth proportional to 613,088,002.80, 919,632,004.20 and 546,575,209.20 is: 819,862,813.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,088,002.80 : 919,632,004.20 = 546,575,209.20 : x
  2. Step 2: Convert to fraction form
    613,088,002.80/919,632,004.20 = 546,575,209.20/x
  3. Step 3: Cross multiply
    613,088,002.80x = 919,632,004.20 × 546,575,209.20
  4. Step 4: Simplify right side
    613,088,002.80x = 502,648,055,082,630,336
  5. Step 5: Solve for x
    x = 502,648,055,082,630,336/613,088,002.80
  6. Step 6: Final answer
    x = 819,862,813.80

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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.