Home / 1,510,990,821.16-2,267,145,481.50-529,122,079.72

Finding the Fourth Proportional to 1,510,990,821.16, 2,267,145,481.50 and 529,122,079.72

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Solution

The fourth proportional to 1,510,990,821.16, 2,267,145,481.50 and 529,122,079.72 is: 793,913,977.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,990,821.16 : 2,267,145,481.50 = 529,122,079.72 : x
  2. Step 2: Convert to fraction form
    1,510,990,821.16/2,267,145,481.50 = 529,122,079.72/x
  3. Step 3: Cross multiply
    1,510,990,821.16x = 2,267,145,481.50 × 529,122,079.72
  4. Step 4: Simplify right side
    1,510,990,821.16x = 1,199,596,732,199,080,960
  5. Step 5: Solve for x
    x = 1,199,596,732,199,080,960/1,510,990,821.16
  6. Step 6: Final answer
    x = 793,913,977.11

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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.