Home / 472,070,135,017.88-651,458,749,089.05-255,296,329,559.90

Finding the Fourth Proportional to 472,070,135,017.88, 651,458,749,089.05 and 255,296,329,559.90

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Solution

The fourth proportional to 472,070,135,017.88, 651,458,749,089.05 and 255,296,329,559.90 is: 352,309,996,258.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,070,135,017.88 : 651,458,749,089.05 = 255,296,329,559.90 : x
  2. Step 2: Convert to fraction form
    472,070,135,017.88/651,458,749,089.05 = 255,296,329,559.90/x
  3. Step 3: Cross multiply
    472,070,135,017.88x = 651,458,749,089.05 × 255,296,329,559.90
  4. Step 4: Simplify right side
    472,070,135,017.88x = 166,315,027,502,118,306,054,144
  5. Step 5: Solve for x
    x = 166,315,027,502,118,306,054,144/472,070,135,017.88
  6. Step 6: Final answer
    x = 352,309,996,258.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.