Home / 125,086,574,852.32-172,619,584,526.73-67,993,885,348.96

Finding the Fourth Proportional to 125,086,574,852.32, 172,619,584,526.73 and 67,993,885,348.96

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Solution

The fourth proportional to 125,086,574,852.32, 172,619,584,526.73 and 67,993,885,348.96 is: 93,831,622,243.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,086,574,852.32 : 172,619,584,526.73 = 67,993,885,348.96 : x
  2. Step 2: Convert to fraction form
    125,086,574,852.32/172,619,584,526.73 = 67,993,885,348.96/x
  3. Step 3: Cross multiply
    125,086,574,852.32x = 172,619,584,526.73 × 67,993,885,348.96
  4. Step 4: Simplify right side
    125,086,574,852.32x = 11,737,076,239,295,590,694,912
  5. Step 5: Solve for x
    x = 11,737,076,239,295,590,694,912/125,086,574,852.32
  6. Step 6: Final answer
    x = 93,831,622,243.66

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1.5x scale

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.