Home / 1,772,931,828.80-2,659,397,743.20-1,677,697,601.60

Finding the Fourth Proportional to 1,772,931,828.80, 2,659,397,743.20 and 1,677,697,601.60

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Solution

The fourth proportional to 1,772,931,828.80, 2,659,397,743.20 and 1,677,697,601.60 is: 2,516,546,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,931,828.80 : 2,659,397,743.20 = 1,677,697,601.60 : x
  2. Step 2: Convert to fraction form
    1,772,931,828.80/2,659,397,743.20 = 1,677,697,601.60/x
  3. Step 3: Cross multiply
    1,772,931,828.80x = 2,659,397,743.20 × 1,677,697,601.60
  4. Step 4: Simplify right side
    1,772,931,828.80x = 4,461,665,215,467,091,968
  5. Step 5: Solve for x
    x = 4,461,665,215,467,091,968/1,772,931,828.80
  6. Step 6: Final answer
    x = 2,516,546,402.40

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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.