Home / 1,709,872,663.17-2,566,467,527.07-825,180,617.96

Finding the Fourth Proportional to 1,709,872,663.17, 2,566,467,527.07 and 825,180,617.96

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Solution

The fourth proportional to 1,709,872,663.17, 2,566,467,527.07 and 825,180,617.96 is: 1,238,571,330.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,872,663.17 : 2,566,467,527.07 = 825,180,617.96 : x
  2. Step 2: Convert to fraction form
    1,709,872,663.17/2,566,467,527.07 = 825,180,617.96/x
  3. Step 3: Cross multiply
    1,709,872,663.17x = 2,566,467,527.07 × 825,180,617.96
  4. Step 4: Simplify right side
    1,709,872,663.17x = 2,117,799,259,957,228,032
  5. Step 5: Solve for x
    x = 2,117,799,259,957,228,032/1,709,872,663.17
  6. Step 6: Final answer
    x = 1,238,571,330.82

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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.