Home / 992,813,782.14-1,370,231,969.49-754,266,419.98

Finding the Fourth Proportional to 992,813,782.14, 1,370,231,969.49 and 754,266,419.98

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Solution

The fourth proportional to 992,813,782.14, 1,370,231,969.49 and 754,266,419.98 is: 1,041,000,820.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,813,782.14 : 1,370,231,969.49 = 754,266,419.98 : x
  2. Step 2: Convert to fraction form
    992,813,782.14/1,370,231,969.49 = 754,266,419.98/x
  3. Step 3: Cross multiply
    992,813,782.14x = 1,370,231,969.49 × 754,266,419.98
  4. Step 4: Simplify right side
    992,813,782.14x = 1,033,519,962,165,941,248
  5. Step 5: Solve for x
    x = 1,033,519,962,165,941,248/992,813,782.14
  6. Step 6: Final answer
    x = 1,041,000,820.86

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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.