Home / 19,973,932,162.02-29,919,205,687.80-11,980,750,966.38

Finding the Fourth Proportional to 19,973,932,162.02, 29,919,205,687.80 and 11,980,750,966.38

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Solution

The fourth proportional to 19,973,932,162.02, 29,919,205,687.80 and 11,980,750,966.38 is: 17,946,118,448.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,973,932,162.02 : 29,919,205,687.80 = 11,980,750,966.38 : x
  2. Step 2: Convert to fraction form
    19,973,932,162.02/29,919,205,687.80 = 11,980,750,966.38/x
  3. Step 3: Cross multiply
    19,973,932,162.02x = 29,919,205,687.80 × 11,980,750,966.38
  4. Step 4: Simplify right side
    19,973,932,162.02x = 358,454,552,457,431,810,048
  5. Step 5: Solve for x
    x = 358,454,552,457,431,810,048/19,973,932,162.02
  6. Step 6: Final answer
    x = 17,946,118,448.28

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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.