Home / 15,169,032,002.80-22,753,548,004.20-12,411,774,377.20

Finding the Fourth Proportional to 15,169,032,002.80, 22,753,548,004.20 and 12,411,774,377.20

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Solution

The fourth proportional to 15,169,032,002.80, 22,753,548,004.20 and 12,411,774,377.20 is: 18,617,661,565.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,169,032,002.80 : 22,753,548,004.20 = 12,411,774,377.20 : x
  2. Step 2: Convert to fraction form
    15,169,032,002.80/22,753,548,004.20 = 12,411,774,377.20/x
  3. Step 3: Cross multiply
    15,169,032,002.80x = 22,753,548,004.20 × 12,411,774,377.20
  4. Step 4: Simplify right side
    15,169,032,002.80x = 282,411,904,108,919,783,424
  5. Step 5: Solve for x
    x = 282,411,904,108,919,783,424/15,169,032,002.80
  6. Step 6: Final answer
    x = 18,617,661,565.80

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Double scale
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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.