Home / 22,813,733,457.23-31,478,789,375.21-13,164,943,410.91

Finding the Fourth Proportional to 22,813,733,457.23, 31,478,789,375.21 and 13,164,943,410.91

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Solution

The fourth proportional to 22,813,733,457.23, 31,478,789,375.21 and 13,164,943,410.91 is: 18,165,219,714.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,813,733,457.23 : 31,478,789,375.21 = 13,164,943,410.91 : x
  2. Step 2: Convert to fraction form
    22,813,733,457.23/31,478,789,375.21 = 13,164,943,410.91/x
  3. Step 3: Cross multiply
    22,813,733,457.23x = 31,478,789,375.21 × 13,164,943,410.91
  4. Step 4: Simplify right side
    22,813,733,457.23x = 414,416,480,768,371,458,048
  5. Step 5: Solve for x
    x = 414,416,480,768,371,458,048/22,813,733,457.23
  6. Step 6: Final answer
    x = 18,165,219,714.93

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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.