Home / 1,031,559,238.80-1,547,338,858.20-514,998,586.80

Finding the Fourth Proportional to 1,031,559,238.80, 1,547,338,858.20 and 514,998,586.80

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Solution

The fourth proportional to 1,031,559,238.80, 1,547,338,858.20 and 514,998,586.80 is: 772,497,880.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,559,238.80 : 1,547,338,858.20 = 514,998,586.80 : x
  2. Step 2: Convert to fraction form
    1,031,559,238.80/1,547,338,858.20 = 514,998,586.80/x
  3. Step 3: Cross multiply
    1,031,559,238.80x = 1,547,338,858.20 × 514,998,586.80
  4. Step 4: Simplify right side
    1,031,559,238.80x = 796,877,325,273,725,696
  5. Step 5: Solve for x
    x = 796,877,325,273,725,696/1,031,559,238.80
  6. Step 6: Final answer
    x = 772,497,880.20

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Double scale
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Similar ratio
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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.