Home / 22,377,690,878.17-30,881,056,315.54-12,216,418,746.88

Finding the Fourth Proportional to 22,377,690,878.17, 30,881,056,315.54 and 12,216,418,746.88

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Solution

The fourth proportional to 22,377,690,878.17, 30,881,056,315.54 and 12,216,418,746.88 is: 16,858,572,108.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,377,690,878.17 : 30,881,056,315.54 = 12,216,418,746.88 : x
  2. Step 2: Convert to fraction form
    22,377,690,878.17/30,881,056,315.54 = 12,216,418,746.88/x
  3. Step 3: Cross multiply
    22,377,690,878.17x = 30,881,056,315.54 × 12,216,418,746.88
  4. Step 4: Simplify right side
    22,377,690,878.17x = 377,255,915,296,619,888,640
  5. Step 5: Solve for x
    x = 377,255,915,296,619,888,640/22,377,690,878.17
  6. Step 6: Final answer
    x = 16,858,572,108.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.