Home / 19,653,712,913.20-29,480,569,369.80-8,633,752,337.20

Finding the Fourth Proportional to 19,653,712,913.20, 29,480,569,369.80 and 8,633,752,337.20

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Solution

The fourth proportional to 19,653,712,913.20, 29,480,569,369.80 and 8,633,752,337.20 is: 12,950,628,505.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,653,712,913.20 : 29,480,569,369.80 = 8,633,752,337.20 : x
  2. Step 2: Convert to fraction form
    19,653,712,913.20/29,480,569,369.80 = 8,633,752,337.20/x
  3. Step 3: Cross multiply
    19,653,712,913.20x = 29,480,569,369.80 × 8,633,752,337.20
  4. Step 4: Simplify right side
    19,653,712,913.20x = 254,527,934,698,497,507,328
  5. Step 5: Solve for x
    x = 254,527,934,698,497,507,328/19,653,712,913.20
  6. Step 6: Final answer
    x = 12,950,628,505.80

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Double scale
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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.