Home / 1,692,158,282.40-2,532,862,652.40-1,208,428,874.40

Finding the Fourth Proportional to 1,692,158,282.40, 2,532,862,652.40 and 1,208,428,874.40

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Solution

The fourth proportional to 1,692,158,282.40, 2,532,862,652.40 and 1,208,428,874.40 is: 1,808,805,001.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,158,282.40 : 2,532,862,652.40 = 1,208,428,874.40 : x
  2. Step 2: Convert to fraction form
    1,692,158,282.40/2,532,862,652.40 = 1,208,428,874.40/x
  3. Step 3: Cross multiply
    1,692,158,282.40x = 2,532,862,652.40 × 1,208,428,874.40
  4. Step 4: Simplify right side
    1,692,158,282.40x = 3,060,784,364,049,530,880
  5. Step 5: Solve for x
    x = 3,060,784,364,049,530,880/1,692,158,282.40
  6. Step 6: Final answer
    x = 1,808,805,001.21

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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.