Home / 112,118,163,188.68-154,724,029,922.46-63,948,645,296.20

Finding the Fourth Proportional to 112,118,163,188.68, 154,724,029,922.46 and 63,948,645,296.20

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Solution

The fourth proportional to 112,118,163,188.68, 154,724,029,922.46 and 63,948,645,296.20 is: 88,249,680,755.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,118,163,188.68 : 154,724,029,922.46 = 63,948,645,296.20 : x
  2. Step 2: Convert to fraction form
    112,118,163,188.68/154,724,029,922.46 = 63,948,645,296.20/x
  3. Step 3: Cross multiply
    112,118,163,188.68x = 154,724,029,922.46 × 63,948,645,296.20
  4. Step 4: Simplify right side
    112,118,163,188.68x = 9,894,392,108,310,029,402,112
  5. Step 5: Solve for x
    x = 9,894,392,108,310,029,402,112/112,118,163,188.68
  6. Step 6: Final answer
    x = 88,249,680,755.64

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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.