Home / 1,211,373,484.48-1,671,695,457.62-654,456,529.72

Finding the Fourth Proportional to 1,211,373,484.48, 1,671,695,457.62 and 654,456,529.72

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Solution

The fourth proportional to 1,211,373,484.48, 1,671,695,457.62 and 654,456,529.72 is: 903,150,037.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,373,484.48 : 1,671,695,457.62 = 654,456,529.72 : x
  2. Step 2: Convert to fraction form
    1,211,373,484.48/1,671,695,457.62 = 654,456,529.72/x
  3. Step 3: Cross multiply
    1,211,373,484.48x = 1,671,695,457.62 × 654,456,529.72
  4. Step 4: Simplify right side
    1,211,373,484.48x = 1,094,052,007,942,672,512
  5. Step 5: Solve for x
    x = 1,094,052,007,942,672,512/1,211,373,484.48
  6. Step 6: Final answer
    x = 903,150,037.51

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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.