Home / 141,093,301,329.60-211,639,951,994.40-85,258,834,411.20

Finding the Fourth Proportional to 141,093,301,329.60, 211,639,951,994.40 and 85,258,834,411.20

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Solution

The fourth proportional to 141,093,301,329.60, 211,639,951,994.40 and 85,258,834,411.20 is: 127,888,251,616.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,093,301,329.60 : 211,639,951,994.40 = 85,258,834,411.20 : x
  2. Step 2: Convert to fraction form
    141,093,301,329.60/211,639,951,994.40 = 85,258,834,411.20/x
  3. Step 3: Cross multiply
    141,093,301,329.60x = 211,639,951,994.40 × 85,258,834,411.20
  4. Step 4: Simplify right side
    141,093,301,329.60x = 18,044,175,621,884,865,413,120
  5. Step 5: Solve for x
    x = 18,044,175,621,884,865,413,120/141,093,301,329.60
  6. Step 6: Final answer
    x = 127,888,251,616.80

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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.