Home / 999,992,828.32-1,500,023,260.68-475,091,032.80

Finding the Fourth Proportional to 999,992,828.32, 1,500,023,260.68 and 475,091,032.80

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Solution

The fourth proportional to 999,992,828.32, 1,500,023,260.68 and 475,091,032.80 is: 712,652,711.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,992,828.32 : 1,500,023,260.68 = 475,091,032.80 : x
  2. Step 2: Convert to fraction form
    999,992,828.32/1,500,023,260.68 = 475,091,032.80/x
  3. Step 3: Cross multiply
    999,992,828.32x = 1,500,023,260.68 × 475,091,032.80
  4. Step 4: Simplify right side
    999,992,828.32x = 712,647,600,140,484,864
  5. Step 5: Solve for x
    x = 712,647,600,140,484,864/999,992,828.32
  6. Step 6: Final answer
    x = 712,652,711.06

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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.