Home / 1,145,884,890,950.80-1,581,326,065,709.30-625,051,659,515.96

Finding the Fourth Proportional to 1,145,884,890,950.80, 1,581,326,065,709.30 and 625,051,659,515.96

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Solution

The fourth proportional to 1,145,884,890,950.80, 1,581,326,065,709.30 and 625,051,659,515.96 is: 862,573,971,795.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,884,890,950.80 : 1,581,326,065,709.30 = 625,051,659,515.96 : x
  2. Step 2: Convert to fraction form
    1,145,884,890,950.80/1,581,326,065,709.30 = 625,051,659,515.96/x
  3. Step 3: Cross multiply
    1,145,884,890,950.80x = 1,581,326,065,709.30 × 625,051,659,515.96
  4. Step 4: Simplify right side
    1,145,884,890,950.80x = 988,410,481,607,441,911,906,304
  5. Step 5: Solve for x
    x = 988,410,481,607,441,911,906,304/1,145,884,890,950.80
  6. Step 6: Final answer
    x = 862,573,971,795.11

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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.