Home / 770,606,846.10-1,063,437,454.67-418,182,836.30

Finding the Fourth Proportional to 770,606,846.10, 1,063,437,454.67 and 418,182,836.30

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Solution

The fourth proportional to 770,606,846.10, 1,063,437,454.67 and 418,182,836.30 is: 577,092,317.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,606,846.10 : 1,063,437,454.67 = 418,182,836.30 : x
  2. Step 2: Convert to fraction form
    770,606,846.10/1,063,437,454.67 = 418,182,836.30/x
  3. Step 3: Cross multiply
    770,606,846.10x = 1,063,437,454.67 × 418,182,836.30
  4. Step 4: Simplify right side
    770,606,846.10x = 444,711,291,018,133,056
  5. Step 5: Solve for x
    x = 444,711,291,018,133,056/770,606,846.10
  6. Step 6: Final answer
    x = 577,092,317.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.