Home / 2,106,121,158.30-3,159,181,737.45-1,017,729,990.30

Finding the Fourth Proportional to 2,106,121,158.30, 3,159,181,737.45 and 1,017,729,990.30

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Solution

The fourth proportional to 2,106,121,158.30, 3,159,181,737.45 and 1,017,729,990.30 is: 1,526,594,985.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,121,158.30 : 3,159,181,737.45 = 1,017,729,990.30 : x
  2. Step 2: Convert to fraction form
    2,106,121,158.30/3,159,181,737.45 = 1,017,729,990.30/x
  3. Step 3: Cross multiply
    2,106,121,158.30x = 3,159,181,737.45 × 1,017,729,990.30
  4. Step 4: Simplify right side
    2,106,121,158.30x = 3,215,193,999,010,925,056
  5. Step 5: Solve for x
    x = 3,215,193,999,010,925,056/2,106,121,158.30
  6. Step 6: Final answer
    x = 1,526,594,985.45

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Double scale
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1.5x scale

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.