Home / 30,639,870,108.48-45,956,001,221.20-8,257,369,487.52

Finding the Fourth Proportional to 30,639,870,108.48, 45,956,001,221.20 and 8,257,369,487.52

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Solution

The fourth proportional to 30,639,870,108.48, 45,956,001,221.20 and 8,257,369,487.52 is: 12,385,029,078.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,639,870,108.48 : 45,956,001,221.20 = 8,257,369,487.52 : x
  2. Step 2: Convert to fraction form
    30,639,870,108.48/45,956,001,221.20 = 8,257,369,487.52/x
  3. Step 3: Cross multiply
    30,639,870,108.48x = 45,956,001,221.20 × 8,257,369,487.52
  4. Step 4: Simplify right side
    30,639,870,108.48x = 379,475,682,252,368,707,584
  5. Step 5: Solve for x
    x = 379,475,682,252,368,707,584/30,639,870,108.48
  6. Step 6: Final answer
    x = 12,385,029,078.41

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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.