Home / 961,803,382.64-1,443,637,998.36-464,164,107.21

Finding the Fourth Proportional to 961,803,382.64, 1,443,637,998.36 and 464,164,107.21

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Solution

The fourth proportional to 961,803,382.64, 1,443,637,998.36 and 464,164,107.21 is: 696,696,388.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,803,382.64 : 1,443,637,998.36 = 464,164,107.21 : x
  2. Step 2: Convert to fraction form
    961,803,382.64/1,443,637,998.36 = 464,164,107.21/x
  3. Step 3: Cross multiply
    961,803,382.64x = 1,443,637,998.36 × 464,164,107.21
  4. Step 4: Simplify right side
    961,803,382.64x = 670,084,942,643,200,768
  5. Step 5: Solve for x
    x = 670,084,942,643,200,768/961,803,382.64
  6. Step 6: Final answer
    x = 696,696,388.00

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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.