Home / 3,120,778,762.23-4,680,451,810.64-1,860,599,455.01

Finding the Fourth Proportional to 3,120,778,762.23, 4,680,451,810.64 and 1,860,599,455.01

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Solution

The fourth proportional to 3,120,778,762.23, 4,680,451,810.64 and 1,860,599,455.01 is: 2,790,472,106.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,778,762.23 : 4,680,451,810.64 = 1,860,599,455.01 : x
  2. Step 2: Convert to fraction form
    3,120,778,762.23/4,680,451,810.64 = 1,860,599,455.01/x
  3. Step 3: Cross multiply
    3,120,778,762.23x = 4,680,451,810.64 × 1,860,599,455.01
  4. Step 4: Simplify right side
    3,120,778,762.23x = 8,708,446,088,044,647,424
  5. Step 5: Solve for x
    x = 8,708,446,088,044,647,424/3,120,778,762.23
  6. Step 6: Final answer
    x = 2,790,472,106.98

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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.