Home / 131,996,908,466.64-198,009,531,782.10-56,457,904,361.04

Finding the Fourth Proportional to 131,996,908,466.64, 198,009,531,782.10 and 56,457,904,361.04

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Solution

The fourth proportional to 131,996,908,466.64, 198,009,531,782.10 and 56,457,904,361.04 is: 84,692,916,961.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,996,908,466.64 : 198,009,531,782.10 = 56,457,904,361.04 : x
  2. Step 2: Convert to fraction form
    131,996,908,466.64/198,009,531,782.10 = 56,457,904,361.04/x
  3. Step 3: Cross multiply
    131,996,908,466.64x = 198,009,531,782.10 × 56,457,904,361.04
  4. Step 4: Simplify right side
    131,996,908,466.64x = 11,179,203,207,928,112,742,400
  5. Step 5: Solve for x
    x = 11,179,203,207,928,112,742,400/131,996,908,466.64
  6. Step 6: Final answer
    x = 84,692,916,961.41

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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.