Home / 1,649,290,657.80-2,470,623,620.16-762,733,349.40

Finding the Fourth Proportional to 1,649,290,657.80, 2,470,623,620.16 and 762,733,349.40

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Solution

The fourth proportional to 1,649,290,657.80, 2,470,623,620.16 and 762,733,349.40 is: 1,142,568,182.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649,290,657.80 : 2,470,623,620.16 = 762,733,349.40 : x
  2. Step 2: Convert to fraction form
    1,649,290,657.80/2,470,623,620.16 = 762,733,349.40/x
  3. Step 3: Cross multiply
    1,649,290,657.80x = 2,470,623,620.16 × 762,733,349.40
  4. Step 4: Simplify right side
    1,649,290,657.80x = 1,884,427,028,911,389,952
  5. Step 5: Solve for x
    x = 1,884,427,028,911,389,952/1,649,290,657.80
  6. Step 6: Final answer
    x = 1,142,568,182.27

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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.