Home / 756,721,700.88-1,134,537,788.88-464,986,072.68

Finding the Fourth Proportional to 756,721,700.88, 1,134,537,788.88 and 464,986,072.68

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Solution

The fourth proportional to 756,721,700.88, 1,134,537,788.88 and 464,986,072.68 is: 697,144,366.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,721,700.88 : 1,134,537,788.88 = 464,986,072.68 : x
  2. Step 2: Convert to fraction form
    756,721,700.88/1,134,537,788.88 = 464,986,072.68/x
  3. Step 3: Cross multiply
    756,721,700.88x = 1,134,537,788.88 × 464,986,072.68
  4. Step 4: Simplify right side
    756,721,700.88x = 527,544,270,758,362,240
  5. Step 5: Solve for x
    x = 527,544,270,758,362,240/756,721,700.88
  6. Step 6: Final answer
    x = 697,144,366.48

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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.