Home / 31,707,746,150.34-47,560,542,039.99-8,126,214,646.98

Finding the Fourth Proportional to 31,707,746,150.34, 47,560,542,039.99 and 8,126,214,646.98

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Solution

The fourth proportional to 31,707,746,150.34, 47,560,542,039.99 and 8,126,214,646.98 is: 12,189,045,904.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,707,746,150.34 : 47,560,542,039.99 = 8,126,214,646.98 : x
  2. Step 2: Convert to fraction form
    31,707,746,150.34/47,560,542,039.99 = 8,126,214,646.98/x
  3. Step 3: Cross multiply
    31,707,746,150.34x = 47,560,542,039.99 × 8,126,214,646.98
  4. Step 4: Simplify right side
    31,707,746,150.34x = 386,487,173,343,674,761,216
  5. Step 5: Solve for x
    x = 386,487,173,343,674,761,216/31,707,746,150.34
  6. Step 6: Final answer
    x = 12,189,045,904.15

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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.