Home / 6,981,547,270.37-9,634,739,638.59-3,809,935,615.16

Finding the Fourth Proportional to 6,981,547,270.37, 9,634,739,638.59 and 3,809,935,615.16

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Solution

The fourth proportional to 6,981,547,270.37, 9,634,739,638.59 and 3,809,935,615.16 is: 5,257,822,696.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981,547,270.37 : 9,634,739,638.59 = 3,809,935,615.16 : x
  2. Step 2: Convert to fraction form
    6,981,547,270.37/9,634,739,638.59 = 3,809,935,615.16/x
  3. Step 3: Cross multiply
    6,981,547,270.37x = 9,634,739,638.59 × 3,809,935,615.16
  4. Step 4: Simplify right side
    6,981,547,270.37x = 36,707,737,691,809,656,832
  5. Step 5: Solve for x
    x = 36,707,737,691,809,656,832/6,981,547,270.37
  6. Step 6: Final answer
    x = 5,257,822,696.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.