Home / 27,434,877,815.08-37,789,589,373.78-19,392,391,671.40

Finding the Fourth Proportional to 27,434,877,815.08, 37,789,589,373.78 and 19,392,391,671.40

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Solution

The fourth proportional to 27,434,877,815.08, 37,789,589,373.78 and 19,392,391,671.40 is: 26,711,637,761.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,434,877,815.08 : 37,789,589,373.78 = 19,392,391,671.40 : x
  2. Step 2: Convert to fraction form
    27,434,877,815.08/37,789,589,373.78 = 19,392,391,671.40/x
  3. Step 3: Cross multiply
    27,434,877,815.08x = 37,789,589,373.78 × 19,392,391,671.40
  4. Step 4: Simplify right side
    27,434,877,815.08x = 732,830,518,237,717,200,896
  5. Step 5: Solve for x
    x = 732,830,518,237,717,200,896/27,434,877,815.08
  6. Step 6: Final answer
    x = 26,711,637,761.88

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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.