Home / 125,086,574,851.32-172,619,584,525.35-67,993,885,347.96

Finding the Fourth Proportional to 125,086,574,851.32, 172,619,584,525.35 and 67,993,885,347.96

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Solution

The fourth proportional to 125,086,574,851.32, 172,619,584,525.35 and 67,993,885,347.96 is: 93,831,622,242.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,086,574,851.32 : 172,619,584,525.35 = 67,993,885,347.96 : x
  2. Step 2: Convert to fraction form
    125,086,574,851.32/172,619,584,525.35 = 67,993,885,347.96/x
  3. Step 3: Cross multiply
    125,086,574,851.32x = 172,619,584,525.35 × 67,993,885,347.96
  4. Step 4: Simplify right side
    125,086,574,851.32x = 11,737,076,239,029,139,144,704
  5. Step 5: Solve for x
    x = 11,737,076,239,029,139,144,704/125,086,574,851.32
  6. Step 6: Final answer
    x = 93,831,622,242.28

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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.