Home / 19,960,218,087.60-29,908,078,504.20-12,586,032,001.20

Finding the Fourth Proportional to 19,960,218,087.60, 29,908,078,504.20 and 12,586,032,001.20

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Solution

The fourth proportional to 19,960,218,087.60, 29,908,078,504.20 and 12,586,032,001.20 is: 18,858,713,441.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,960,218,087.60 : 29,908,078,504.20 = 12,586,032,001.20 : x
  2. Step 2: Convert to fraction form
    19,960,218,087.60/29,908,078,504.20 = 12,586,032,001.20/x
  3. Step 3: Cross multiply
    19,960,218,087.60x = 29,908,078,504.20 × 12,586,032,001.20
  4. Step 4: Simplify right side
    19,960,218,087.60x = 376,424,033,148,263,071,744
  5. Step 5: Solve for x
    x = 376,424,033,148,263,071,744/19,960,218,087.60
  6. Step 6: Final answer
    x = 18,858,713,441.72

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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.