Home / 698,850,917.80-1,044,182,606.21-674,410,669.48

Finding the Fourth Proportional to 698,850,917.80, 1,044,182,606.21 and 674,410,669.48

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Solution

The fourth proportional to 698,850,917.80, 1,044,182,606.21 and 674,410,669.48 is: 1,007,665,401.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,850,917.80 : 1,044,182,606.21 = 674,410,669.48 : x
  2. Step 2: Convert to fraction form
    698,850,917.80/1,044,182,606.21 = 674,410,669.48/x
  3. Step 3: Cross multiply
    698,850,917.80x = 1,044,182,606.21 × 674,410,669.48
  4. Step 4: Simplify right side
    698,850,917.80x = 704,207,890,513,457,408
  5. Step 5: Solve for x
    x = 704,207,890,513,457,408/698,850,917.80
  6. Step 6: Final answer
    x = 1,007,665,401.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.