Home / 1,031,557,766.80-1,547,336,650.20-514,997,114.80

Finding the Fourth Proportional to 1,031,557,766.80, 1,547,336,650.20 and 514,997,114.80

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Solution

The fourth proportional to 1,031,557,766.80, 1,547,336,650.20 and 514,997,114.80 is: 772,495,672.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,557,766.80 : 1,547,336,650.20 = 514,997,114.80 : x
  2. Step 2: Convert to fraction form
    1,031,557,766.80/1,547,336,650.20 = 514,997,114.80/x
  3. Step 3: Cross multiply
    1,031,557,766.80x = 1,547,336,650.20 × 514,997,114.80
  4. Step 4: Simplify right side
    1,031,557,766.80x = 796,873,910,477,296,896
  5. Step 5: Solve for x
    x = 796,873,910,477,296,896/1,031,557,766.80
  6. Step 6: Final answer
    x = 772,495,672.20

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Half scale
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Double scale
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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.