Home / 106,228,263.40-159,342,395.10-105,220,493.80

Finding the Fourth Proportional to 106,228,263.40, 159,342,395.10 and 105,220,493.80

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Solution

The fourth proportional to 106,228,263.40, 159,342,395.10 and 105,220,493.80 is: 157,830,740.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,228,263.40 : 159,342,395.10 = 105,220,493.80 : x
  2. Step 2: Convert to fraction form
    106,228,263.40/159,342,395.10 = 105,220,493.80/x
  3. Step 3: Cross multiply
    106,228,263.40x = 159,342,395.10 × 105,220,493.80
  4. Step 4: Simplify right side
    106,228,263.40x = 16,766,085,495,696,700
  5. Step 5: Solve for x
    x = 16,766,085,495,696,700/106,228,263.40
  6. Step 6: Final answer
    x = 157,830,740.70

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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.