Home / 306,198,943,604.85-422,553,068,890.88-169,020,569,904.02

Finding the Fourth Proportional to 306,198,943,604.85, 422,553,068,890.88 and 169,020,569,904.02

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Solution

The fourth proportional to 306,198,943,604.85, 422,553,068,890.88 and 169,020,569,904.02 is: 233,247,573,220.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,198,943,604.85 : 422,553,068,890.88 = 169,020,569,904.02 : x
  2. Step 2: Convert to fraction form
    306,198,943,604.85/422,553,068,890.88 = 169,020,569,904.02/x
  3. Step 3: Cross multiply
    306,198,943,604.85x = 422,553,068,890.88 × 169,020,569,904.02
  4. Step 4: Simplify right side
    306,198,943,604.85x = 71,420,160,518,629,154,095,104
  5. Step 5: Solve for x
    x = 71,420,160,518,629,154,095,104/306,198,943,604.85
  6. Step 6: Final answer
    x = 233,247,573,220.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.