Home / 2,015,498,607.88-2,782,581,184.80-1,791,862,589.64

Finding the Fourth Proportional to 2,015,498,607.88, 2,782,581,184.80 and 1,791,862,589.64

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Solution

The fourth proportional to 2,015,498,607.88, 2,782,581,184.80 and 1,791,862,589.64 is: 2,473,831,094.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,498,607.88 : 2,782,581,184.80 = 1,791,862,589.64 : x
  2. Step 2: Convert to fraction form
    2,015,498,607.88/2,782,581,184.80 = 1,791,862,589.64/x
  3. Step 3: Cross multiply
    2,015,498,607.88x = 2,782,581,184.80 × 1,791,862,589.64
  4. Step 4: Simplify right side
    2,015,498,607.88x = 4,986,003,127,679,267,840
  5. Step 5: Solve for x
    x = 4,986,003,127,679,267,840/2,015,498,607.88
  6. Step 6: Final answer
    x = 2,473,831,094.79

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Double scale
Find fourth proportional to 2,015,498,608.88, 2,782,581,186.18 and 1,791,862,590.64
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1.5x scale

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.