Home / 109,039,564.40-163,420,415.40-57,946,060.40

Finding the Fourth Proportional to 109,039,564.40, 163,420,415.40 and 57,946,060.40

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Solution

The fourth proportional to 109,039,564.40, 163,420,415.40 and 57,946,060.40 is: 86,845,259.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,039,564.40 : 163,420,415.40 = 57,946,060.40 : x
  2. Step 2: Convert to fraction form
    109,039,564.40/163,420,415.40 = 57,946,060.40/x
  3. Step 3: Cross multiply
    109,039,564.40x = 163,420,415.40 × 57,946,060.40
  4. Step 4: Simplify right side
    109,039,564.40x = 9,469,569,261,361,490
  5. Step 5: Solve for x
    x = 9,469,569,261,361,490/109,039,564.40
  6. Step 6: Final answer
    x = 86,845,259.46

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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.