Home / 30,231,192,130.10-45,346,788,195.15-17,170,498,114.10

Finding the Fourth Proportional to 30,231,192,130.10, 45,346,788,195.15 and 17,170,498,114.10

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Solution

The fourth proportional to 30,231,192,130.10, 45,346,788,195.15 and 17,170,498,114.10 is: 25,755,747,171.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,231,192,130.10 : 45,346,788,195.15 = 17,170,498,114.10 : x
  2. Step 2: Convert to fraction form
    30,231,192,130.10/45,346,788,195.15 = 17,170,498,114.10/x
  3. Step 3: Cross multiply
    30,231,192,130.10x = 45,346,788,195.15 × 17,170,498,114.10
  4. Step 4: Simplify right side
    30,231,192,130.10x = 778,626,941,185,315,307,520
  5. Step 5: Solve for x
    x = 778,626,941,185,315,307,520/30,231,192,130.10
  6. Step 6: Final answer
    x = 25,755,747,171.15

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Double scale
Find fourth proportional to 30,231,192,131.10, 45,346,788,196.65 and 17,170,498,115.10
Similar ratio
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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.