Home / 1,900,293,870.31-2,621,473,655.16-1,649,045,624.11

Finding the Fourth Proportional to 1,900,293,870.31, 2,621,473,655.16 and 1,649,045,624.11

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Solution

The fourth proportional to 1,900,293,870.31, 2,621,473,655.16 and 1,649,045,624.11 is: 2,274,874,285.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,293,870.31 : 2,621,473,655.16 = 1,649,045,624.11 : x
  2. Step 2: Convert to fraction form
    1,900,293,870.31/2,621,473,655.16 = 1,649,045,624.11/x
  3. Step 3: Cross multiply
    1,900,293,870.31x = 2,621,473,655.16 × 1,649,045,624.11
  4. Step 4: Simplify right side
    1,900,293,870.31x = 4,322,929,659,761,244,672
  5. Step 5: Solve for x
    x = 4,322,929,659,761,244,672/1,900,293,870.31
  6. Step 6: Final answer
    x = 2,274,874,285.13

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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.