Home / 1,976,766,066.54-2,963,064,399.17-648,447,247.58

Finding the Fourth Proportional to 1,976,766,066.54, 2,963,064,399.17 and 648,447,247.58

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Solution

The fourth proportional to 1,976,766,066.54, 2,963,064,399.17 and 648,447,247.58 is: 971,987,017.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,766,066.54 : 2,963,064,399.17 = 648,447,247.58 : x
  2. Step 2: Convert to fraction form
    1,976,766,066.54/2,963,064,399.17 = 648,447,247.58/x
  3. Step 3: Cross multiply
    1,976,766,066.54x = 2,963,064,399.17 × 648,447,247.58
  4. Step 4: Simplify right side
    1,976,766,066.54x = 1,921,390,954,026,015,488
  5. Step 5: Solve for x
    x = 1,921,390,954,026,015,488/1,976,766,066.54
  6. Step 6: Final answer
    x = 971,987,017.86

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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.