Home / 1,671,053,052.36-2,306,108,501.43-918,392,906.61

Finding the Fourth Proportional to 1,671,053,052.36, 2,306,108,501.43 and 918,392,906.61

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Solution

The fourth proportional to 1,671,053,052.36, 2,306,108,501.43 and 918,392,906.61 is: 1,267,412,597.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,671,053,052.36 : 2,306,108,501.43 = 918,392,906.61 : x
  2. Step 2: Convert to fraction form
    1,671,053,052.36/2,306,108,501.43 = 918,392,906.61/x
  3. Step 3: Cross multiply
    1,671,053,052.36x = 2,306,108,501.43 × 918,392,906.61
  4. Step 4: Simplify right side
    1,671,053,052.36x = 2,117,913,689,586,328,832
  5. Step 5: Solve for x
    x = 2,117,913,689,586,328,832/1,671,053,052.36
  6. Step 6: Final answer
    x = 1,267,412,597.46

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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.