Home / 896,984,508.39-1,345,438,430.28-306,827,519.37

Finding the Fourth Proportional to 896,984,508.39, 1,345,438,430.28 and 306,827,519.37

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Solution

The fourth proportional to 896,984,508.39, 1,345,438,430.28 and 306,827,519.37 is: 460,228,166.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,984,508.39 : 1,345,438,430.28 = 306,827,519.37 : x
  2. Step 2: Convert to fraction form
    896,984,508.39/1,345,438,430.28 = 306,827,519.37/x
  3. Step 3: Cross multiply
    896,984,508.39x = 1,345,438,430.28 × 306,827,519.37
  4. Step 4: Simplify right side
    896,984,508.39x = 412,817,536,027,879,104
  5. Step 5: Solve for x
    x = 412,817,536,027,879,104/896,984,508.39
  6. Step 6: Final answer
    x = 460,228,166.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.