Home / 2,948,965,312.86-4,069,586,002.21-1,610,873,966.61

Finding the Fourth Proportional to 2,948,965,312.86, 4,069,586,002.21 and 1,610,873,966.61

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Solution

The fourth proportional to 2,948,965,312.86, 4,069,586,002.21 and 1,610,873,966.61 is: 2,223,013,650.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948,965,312.86 : 4,069,586,002.21 = 1,610,873,966.61 : x
  2. Step 2: Convert to fraction form
    2,948,965,312.86/4,069,586,002.21 = 1,610,873,966.61/x
  3. Step 3: Cross multiply
    2,948,965,312.86x = 4,069,586,002.21 × 1,610,873,966.61
  4. Step 4: Simplify right side
    2,948,965,312.86x = 6,555,590,145,840,555,008
  5. Step 5: Solve for x
    x = 6,555,590,145,840,555,008/2,948,965,312.86
  6. Step 6: Final answer
    x = 2,223,013,650.67

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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.