Home / 30,292,328,511.80-45,438,492,767.70-17,739,904,668.20

Finding the Fourth Proportional to 30,292,328,511.80, 45,438,492,767.70 and 17,739,904,668.20

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Solution

The fourth proportional to 30,292,328,511.80, 45,438,492,767.70 and 17,739,904,668.20 is: 26,609,857,002.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,292,328,511.80 : 45,438,492,767.70 = 17,739,904,668.20 : x
  2. Step 2: Convert to fraction form
    30,292,328,511.80/45,438,492,767.70 = 17,739,904,668.20/x
  3. Step 3: Cross multiply
    30,292,328,511.80x = 45,438,492,767.70 × 17,739,904,668.20
  4. Step 4: Simplify right side
    30,292,328,511.80x = 806,074,529,965,693,206,528
  5. Step 5: Solve for x
    x = 806,074,529,965,693,206,528/30,292,328,511.80
  6. Step 6: Final answer
    x = 26,609,857,002.30

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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.