Home / 21,288,557,632.40-31,932,836,448.60-21,288,557,632.40

Finding the Fourth Proportional to 21,288,557,632.40, 31,932,836,448.60 and 21,288,557,632.40

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Solution

The fourth proportional to 21,288,557,632.40, 31,932,836,448.60 and 21,288,557,632.40 is: 31,932,836,448.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,288,557,632.40 : 31,932,836,448.60 = 21,288,557,632.40 : x
  2. Step 2: Convert to fraction form
    21,288,557,632.40/31,932,836,448.60 = 21,288,557,632.40/x
  3. Step 3: Cross multiply
    21,288,557,632.40x = 31,932,836,448.60 × 21,288,557,632.40
  4. Step 4: Simplify right side
    21,288,557,632.40x = 679,804,029,102,024,425,472
  5. Step 5: Solve for x
    x = 679,804,029,102,024,425,472/21,288,557,632.40
  6. Step 6: Final answer
    x = 31,932,836,448.60

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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.