Home / 58,137,759,377.76-87,222,141,870.48-20,873,073,942.48

Finding the Fourth Proportional to 58,137,759,377.76, 87,222,141,870.48 and 20,873,073,942.48

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Solution

The fourth proportional to 58,137,759,377.76, 87,222,141,870.48 and 20,873,073,942.48 is: 31,315,176,851.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,137,759,377.76 : 87,222,141,870.48 = 20,873,073,942.48 : x
  2. Step 2: Convert to fraction form
    58,137,759,377.76/87,222,141,870.48 = 20,873,073,942.48/x
  3. Step 3: Cross multiply
    58,137,759,377.76x = 87,222,141,870.48 × 20,873,073,942.48
  4. Step 4: Simplify right side
    58,137,759,377.76x = 1,820,594,216,684,009,816,064
  5. Step 5: Solve for x
    x = 1,820,594,216,684,009,816,064/58,137,759,377.76
  6. Step 6: Final answer
    x = 31,315,176,851.84

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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.