Home / 839,296,446.04-1,158,230,211.24-462,944,593.72

Finding the Fourth Proportional to 839,296,446.04, 1,158,230,211.24 and 462,944,593.72

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Solution

The fourth proportional to 839,296,446.04, 1,158,230,211.24 and 462,944,593.72 is: 638,864,154.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,296,446.04 : 1,158,230,211.24 = 462,944,593.72 : x
  2. Step 2: Convert to fraction form
    839,296,446.04/1,158,230,211.24 = 462,944,593.72/x
  3. Step 3: Cross multiply
    839,296,446.04x = 1,158,230,211.24 × 462,944,593.72
  4. Step 4: Simplify right side
    839,296,446.04x = 536,196,414,576,731,584
  5. Step 5: Solve for x
    x = 536,196,414,576,731,584/839,296,446.04
  6. Step 6: Final answer
    x = 638,864,154.74

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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.