Home / 163,727,211.60-245,590,817.40-143,571,819.60

Finding the Fourth Proportional to 163,727,211.60, 245,590,817.40 and 143,571,819.60

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Solution

The fourth proportional to 163,727,211.60, 245,590,817.40 and 143,571,819.60 is: 215,357,729.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,727,211.60 : 245,590,817.40 = 143,571,819.60 : x
  2. Step 2: Convert to fraction form
    163,727,211.60/245,590,817.40 = 143,571,819.60/x
  3. Step 3: Cross multiply
    163,727,211.60x = 245,590,817.40 × 143,571,819.60
  4. Step 4: Simplify right side
    163,727,211.60x = 35,259,920,531,169,340
  5. Step 5: Solve for x
    x = 35,259,920,531,169,340/163,727,211.60
  6. Step 6: Final answer
    x = 215,357,729.40

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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.