Home / 19,925,956,468.62-29,899,966,902.93-11,938,496,148.18

Finding the Fourth Proportional to 19,925,956,468.62, 29,899,966,902.93 and 11,938,496,148.18

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Solution

The fourth proportional to 19,925,956,468.62, 29,899,966,902.93 and 11,938,496,148.18 is: 17,914,354,087.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,925,956,468.62 : 29,899,966,902.93 = 11,938,496,148.18 : x
  2. Step 2: Convert to fraction form
    19,925,956,468.62/29,899,966,902.93 = 11,938,496,148.18/x
  3. Step 3: Cross multiply
    19,925,956,468.62x = 29,899,966,902.93 × 11,938,496,148.18
  4. Step 4: Simplify right side
    19,925,956,468.62x = 356,960,639,701,339,275,264
  5. Step 5: Solve for x
    x = 356,960,639,701,339,275,264/19,925,956,468.62
  6. Step 6: Final answer
    x = 17,914,354,087.02

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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.