Home / 673,607,113.20-1,010,410,669.80-664,537,186.80

Finding the Fourth Proportional to 673,607,113.20, 1,010,410,669.80 and 664,537,186.80

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Solution

The fourth proportional to 673,607,113.20, 1,010,410,669.80 and 664,537,186.80 is: 996,805,780.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,607,113.20 : 1,010,410,669.80 = 664,537,186.80 : x
  2. Step 2: Convert to fraction form
    673,607,113.20/1,010,410,669.80 = 664,537,186.80/x
  3. Step 3: Cross multiply
    673,607,113.20x = 1,010,410,669.80 × 664,537,186.80
  4. Step 4: Simplify right side
    673,607,113.20x = 671,455,464,021,595,648
  5. Step 5: Solve for x
    x = 671,455,464,021,595,648/673,607,113.20
  6. Step 6: Final answer
    x = 996,805,780.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.