Home / 1,772,931,808.80-2,659,397,713.20-1,677,697,581.60

Finding the Fourth Proportional to 1,772,931,808.80, 2,659,397,713.20 and 1,677,697,581.60

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Solution

The fourth proportional to 1,772,931,808.80, 2,659,397,713.20 and 1,677,697,581.60 is: 2,516,546,372.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,931,808.80 : 2,659,397,713.20 = 1,677,697,581.60 : x
  2. Step 2: Convert to fraction form
    1,772,931,808.80/2,659,397,713.20 = 1,677,697,581.60/x
  3. Step 3: Cross multiply
    1,772,931,808.80x = 2,659,397,713.20 × 1,677,697,581.60
  4. Step 4: Simplify right side
    1,772,931,808.80x = 4,461,665,111,948,209,664
  5. Step 5: Solve for x
    x = 4,461,665,111,948,209,664/1,772,931,808.80
  6. Step 6: Final answer
    x = 2,516,546,372.40

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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.