Home / 6,388,653,685.22-8,816,179,663.95-3,569,282,785.58

Finding the Fourth Proportional to 6,388,653,685.22, 8,816,179,663.95 and 3,569,282,785.58

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Solution

The fourth proportional to 6,388,653,685.22, 8,816,179,663.95 and 3,569,282,785.58 is: 4,925,519,500.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,388,653,685.22 : 8,816,179,663.95 = 3,569,282,785.58 : x
  2. Step 2: Convert to fraction form
    6,388,653,685.22/8,816,179,663.95 = 3,569,282,785.58/x
  3. Step 3: Cross multiply
    6,388,653,685.22x = 8,816,179,663.95 × 3,569,282,785.58
  4. Step 4: Simplify right side
    6,388,653,685.22x = 31,467,438,309,060,272,128
  5. Step 5: Solve for x
    x = 31,467,438,309,060,272,128/6,388,653,685.22
  6. Step 6: Final answer
    x = 4,925,519,500.59

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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.