Home / 277,143,987.18-415,663,000.68-83,055,402.35

Finding the Fourth Proportional to 277,143,987.18, 415,663,000.68 and 83,055,402.35

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Solution

The fourth proportional to 277,143,987.18, 415,663,000.68 and 83,055,402.35 is: 124,567,226.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,143,987.18 : 415,663,000.68 = 83,055,402.35 : x
  2. Step 2: Convert to fraction form
    277,143,987.18/415,663,000.68 = 83,055,402.35/x
  3. Step 3: Cross multiply
    277,143,987.18x = 415,663,000.68 × 83,055,402.35
  4. Step 4: Simplify right side
    277,143,987.18x = 34,523,057,763,070,444
  5. Step 5: Solve for x
    x = 34,523,057,763,070,444/277,143,987.18
  6. Step 6: Final answer
    x = 124,567,226.28

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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.