Home / 746,557,490.40-1,119,686,936.40-358,379,570.40

Finding the Fourth Proportional to 746,557,490.40, 1,119,686,936.40 and 358,379,570.40

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Solution

The fourth proportional to 746,557,490.40, 1,119,686,936.40 and 358,379,570.40 is: 537,497,685.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,557,490.40 : 1,119,686,936.40 = 358,379,570.40 : x
  2. Step 2: Convert to fraction form
    746,557,490.40/1,119,686,936.40 = 358,379,570.40/x
  3. Step 3: Cross multiply
    746,557,490.40x = 1,119,686,936.40 × 358,379,570.40
  4. Step 4: Simplify right side
    746,557,490.40x = 401,272,923,249,524,160
  5. Step 5: Solve for x
    x = 401,272,923,249,524,160/746,557,490.40
  6. Step 6: Final answer
    x = 537,497,685.59

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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.