Home / 6,876,013,806.40-10,314,020,709.60-1,968,687,612.40

Finding the Fourth Proportional to 6,876,013,806.40, 10,314,020,709.60 and 1,968,687,612.40

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Solution

The fourth proportional to 6,876,013,806.40, 10,314,020,709.60 and 1,968,687,612.40 is: 2,953,031,418.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876,013,806.40 : 10,314,020,709.60 = 1,968,687,612.40 : x
  2. Step 2: Convert to fraction form
    6,876,013,806.40/10,314,020,709.60 = 1,968,687,612.40/x
  3. Step 3: Cross multiply
    6,876,013,806.40x = 10,314,020,709.60 × 1,968,687,612.40
  4. Step 4: Simplify right side
    6,876,013,806.40x = 20,305,084,805,026,578,432
  5. Step 5: Solve for x
    x = 20,305,084,805,026,578,432/6,876,013,806.40
  6. Step 6: Final answer
    x = 2,953,031,418.60

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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.