Home / 10,900,733,752.12-15,045,811,477.99-7,099,728,465.96

Finding the Fourth Proportional to 10,900,733,752.12, 15,045,811,477.99 and 7,099,728,465.96

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Solution

The fourth proportional to 10,900,733,752.12, 15,045,811,477.99 and 7,099,728,465.96 is: 9,799,448,227.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,900,733,752.12 : 15,045,811,477.99 = 7,099,728,465.96 : x
  2. Step 2: Convert to fraction form
    10,900,733,752.12/15,045,811,477.99 = 7,099,728,465.96/x
  3. Step 3: Cross multiply
    10,900,733,752.12x = 15,045,811,477.99 × 7,099,728,465.96
  4. Step 4: Simplify right side
    10,900,733,752.12x = 106,821,176,043,755,421,696
  5. Step 5: Solve for x
    x = 106,821,176,043,755,421,696/10,900,733,752.12
  6. Step 6: Final answer
    x = 9,799,448,227.33

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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.