Home / 969,329,140.40-1,453,993,710.60-816,274,132.40

Finding the Fourth Proportional to 969,329,140.40, 1,453,993,710.60 and 816,274,132.40

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Solution

The fourth proportional to 969,329,140.40, 1,453,993,710.60 and 816,274,132.40 is: 1,224,411,198.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,329,140.40 : 1,453,993,710.60 = 816,274,132.40 : x
  2. Step 2: Convert to fraction form
    969,329,140.40/1,453,993,710.60 = 816,274,132.40/x
  3. Step 3: Cross multiply
    969,329,140.40x = 1,453,993,710.60 × 816,274,132.40
  4. Step 4: Simplify right side
    969,329,140.40x = 1,186,857,454,635,071,488
  5. Step 5: Solve for x
    x = 1,186,857,454,635,071,488/969,329,140.40
  6. Step 6: Final answer
    x = 1,224,411,198.60

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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.