Home / 1,166,003,475.33-1,749,005,213.13-389,649,136.08

Finding the Fourth Proportional to 1,166,003,475.33, 1,749,005,213.13 and 389,649,136.08

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Solution

The fourth proportional to 1,166,003,475.33, 1,749,005,213.13 and 389,649,136.08 is: 584,473,704.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,003,475.33 : 1,749,005,213.13 = 389,649,136.08 : x
  2. Step 2: Convert to fraction form
    1,166,003,475.33/1,749,005,213.13 = 389,649,136.08/x
  3. Step 3: Cross multiply
    1,166,003,475.33x = 1,749,005,213.13 × 389,649,136.08
  4. Step 4: Simplify right side
    1,166,003,475.33x = 681,498,370,295,520,768
  5. Step 5: Solve for x
    x = 681,498,370,295,520,768/1,166,003,475.33
  6. Step 6: Final answer
    x = 584,473,704.17

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Double scale
Find fourth proportional to 1,166,003,476.33, 1,749,005,214.63 and 389,649,137.08
Similar ratio
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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.