Home / 697,544,784.22-1,045,953,865.82-328,980,776.84

Finding the Fourth Proportional to 697,544,784.22, 1,045,953,865.82 and 328,980,776.84

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Solution

The fourth proportional to 697,544,784.22, 1,045,953,865.82 and 328,980,776.84 is: 493,299,818.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,544,784.22 : 1,045,953,865.82 = 328,980,776.84 : x
  2. Step 2: Convert to fraction form
    697,544,784.22/1,045,953,865.82 = 328,980,776.84/x
  3. Step 3: Cross multiply
    697,544,784.22x = 1,045,953,865.82 × 328,980,776.84
  4. Step 4: Simplify right side
    697,544,784.22x = 344,098,715,311,034,944
  5. Step 5: Solve for x
    x = 344,098,715,311,034,944/697,544,784.22
  6. Step 6: Final answer
    x = 493,299,818.30

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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.