Home / 6,347,198,411.03-8,758,613,162.45-3,736,676,724.68

Finding the Fourth Proportional to 6,347,198,411.03, 8,758,613,162.45 and 3,736,676,724.68

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Solution

The fourth proportional to 6,347,198,411.03, 8,758,613,162.45 and 3,736,676,724.68 is: 5,156,307,369.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,347,198,411.03 : 8,758,613,162.45 = 3,736,676,724.68 : x
  2. Step 2: Convert to fraction form
    6,347,198,411.03/8,758,613,162.45 = 3,736,676,724.68/x
  3. Step 3: Cross multiply
    6,347,198,411.03x = 8,758,613,162.45 × 3,736,676,724.68
  4. Step 4: Simplify right side
    6,347,198,411.03x = 32,728,105,944,634,036,224
  5. Step 5: Solve for x
    x = 32,728,105,944,634,036,224/6,347,198,411.03
  6. Step 6: Final answer
    x = 5,156,307,369.84

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Double scale
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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.