Home / 977,470,326.80-1,465,815,766.80-322,239,003.20

Finding the Fourth Proportional to 977,470,326.80, 1,465,815,766.80 and 322,239,003.20

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Solution

The fourth proportional to 977,470,326.80, 1,465,815,766.80 and 322,239,003.20 is: 483,230,026.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,470,326.80 : 1,465,815,766.80 = 322,239,003.20 : x
  2. Step 2: Convert to fraction form
    977,470,326.80/1,465,815,766.80 = 322,239,003.20/x
  3. Step 3: Cross multiply
    977,470,326.80x = 1,465,815,766.80 × 322,239,003.20
  4. Step 4: Simplify right side
    977,470,326.80x = 472,343,011,568,475,648
  5. Step 5: Solve for x
    x = 472,343,011,568,475,648/977,470,326.80
  6. Step 6: Final answer
    x = 483,230,026.14

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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.