Home / 2,187,733,105.36-3,019,071,832.68-1,197,658,522.36

Finding the Fourth Proportional to 2,187,733,105.36, 3,019,071,832.68 and 1,197,658,522.36

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Solution

The fourth proportional to 2,187,733,105.36, 3,019,071,832.68 and 1,197,658,522.36 is: 1,652,768,841.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,733,105.36 : 3,019,071,832.68 = 1,197,658,522.36 : x
  2. Step 2: Convert to fraction form
    2,187,733,105.36/3,019,071,832.68 = 1,197,658,522.36/x
  3. Step 3: Cross multiply
    2,187,733,105.36x = 3,019,071,832.68 × 1,197,658,522.36
  4. Step 4: Simplify right side
    2,187,733,105.36x = 3,615,817,110,026,225,664
  5. Step 5: Solve for x
    x = 3,615,817,110,026,225,664/2,187,733,105.36
  6. Step 6: Final answer
    x = 1,652,768,841.49

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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.