Home / 92,969,461,319.40-139,454,191,979.10-30,091,115,954.70

Finding the Fourth Proportional to 92,969,461,319.40, 139,454,191,979.10 and 30,091,115,954.70

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Solution

The fourth proportional to 92,969,461,319.40, 139,454,191,979.10 and 30,091,115,954.70 is: 45,136,673,932.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,969,461,319.40 : 139,454,191,979.10 = 30,091,115,954.70 : x
  2. Step 2: Convert to fraction form
    92,969,461,319.40/139,454,191,979.10 = 30,091,115,954.70/x
  3. Step 3: Cross multiply
    92,969,461,319.40x = 139,454,191,979.10 × 30,091,115,954.70
  4. Step 4: Simplify right side
    92,969,461,319.40x = 4,196,332,261,212,092,891,136
  5. Step 5: Solve for x
    x = 4,196,332,261,212,092,891,136/92,969,461,319.40
  6. Step 6: Final answer
    x = 45,136,673,932.05

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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.