Home / 6,981,547,271.10-9,634,739,639.63-3,809,935,615.91

Finding the Fourth Proportional to 6,981,547,271.10, 9,634,739,639.63 and 3,809,935,615.91

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Solution

The fourth proportional to 6,981,547,271.10, 9,634,739,639.63 and 3,809,935,615.91 is: 5,257,822,697.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981,547,271.10 : 9,634,739,639.63 = 3,809,935,615.91 : x
  2. Step 2: Convert to fraction form
    6,981,547,271.10/9,634,739,639.63 = 3,809,935,615.91/x
  3. Step 3: Cross multiply
    6,981,547,271.10x = 9,634,739,639.63 × 3,809,935,615.91
  4. Step 4: Simplify right side
    6,981,547,271.10x = 36,707,737,702,978,994,176
  5. Step 5: Solve for x
    x = 36,707,737,702,978,994,176/6,981,547,271.10
  6. Step 6: Final answer
    x = 5,257,822,697.12

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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.