Home / 100,764,227,292.65-139,053,807,122.88-55,038,531,846.05

Finding the Fourth Proportional to 100,764,227,292.65, 139,053,807,122.88 and 55,038,531,846.05

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Solution

The fourth proportional to 100,764,227,292.65, 139,053,807,122.88 and 55,038,531,846.05 is: 75,952,722,481.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,764,227,292.65 : 139,053,807,122.88 = 55,038,531,846.05 : x
  2. Step 2: Convert to fraction form
    100,764,227,292.65/139,053,807,122.88 = 55,038,531,846.05/x
  3. Step 3: Cross multiply
    100,764,227,292.65x = 139,053,807,122.88 × 55,038,531,846.05
  4. Step 4: Simplify right side
    100,764,227,292.65x = 7,653,317,391,646,429,544,448
  5. Step 5: Solve for x
    x = 7,653,317,391,646,429,544,448/100,764,227,292.65
  6. Step 6: Final answer
    x = 75,952,722,481.75

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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.