Home / 1,649,290,615.94-2,470,623,557.81-762,733,307.59

Finding the Fourth Proportional to 1,649,290,615.94, 2,470,623,557.81 and 762,733,307.59

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Solution

The fourth proportional to 1,649,290,615.94, 2,470,623,557.81 and 762,733,307.59 is: 1,142,568,119.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649,290,615.94 : 2,470,623,557.81 = 762,733,307.59 : x
  2. Step 2: Convert to fraction form
    1,649,290,615.94/2,470,623,557.81 = 762,733,307.59/x
  3. Step 3: Cross multiply
    1,649,290,615.94x = 2,470,623,557.81 × 762,733,307.59
  4. Step 4: Simplify right side
    1,649,290,615.94x = 1,884,426,878,048,204,544
  5. Step 5: Solve for x
    x = 1,884,426,878,048,204,544/1,649,290,615.94
  6. Step 6: Final answer
    x = 1,142,568,119.79

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Double scale
Find fourth proportional to 1,649,290,616.94, 2,470,623,559.30 and 762,733,308.59
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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.