Home / 1,147,588,984-1,721,377,750.78-448,152,185.70

Finding the Fourth Proportional to 1,147,588,984, 1,721,377,750.78 and 448,152,185.70

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Solution

The fourth proportional to 1,147,588,984, 1,721,377,750.78 and 448,152,185.70 is: 672,226,042.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,588,984 : 1,721,377,750.78 = 448,152,185.70 : x
  2. Step 2: Convert to fraction form
    1,147,588,984/1,721,377,750.78 = 448,152,185.70/x
  3. Step 3: Cross multiply
    1,147,588,984x = 1,721,377,750.78 × 448,152,185.70
  4. Step 4: Simplify right side
    1,147,588,984x = 771,439,201,427,406,848
  5. Step 5: Solve for x
    x = 771,439,201,427,406,848/1,147,588,984
  6. Step 6: Final answer
    x = 672,226,042.76

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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.