Home / 1,105,752,836.94-1,525,928,869.03-603,961,516.23

Finding the Fourth Proportional to 1,105,752,836.94, 1,525,928,869.03 and 603,961,516.23

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Solution

The fourth proportional to 1,105,752,836.94, 1,525,928,869.03 and 603,961,516.23 is: 833,461,405.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,752,836.94 : 1,525,928,869.03 = 603,961,516.23 : x
  2. Step 2: Convert to fraction form
    1,105,752,836.94/1,525,928,869.03 = 603,961,516.23/x
  3. Step 3: Cross multiply
    1,105,752,836.94x = 1,525,928,869.03 × 603,961,516.23
  4. Step 4: Simplify right side
    1,105,752,836.94x = 921,602,313,398,487,936
  5. Step 5: Solve for x
    x = 921,602,313,398,487,936/1,105,752,836.94
  6. Step 6: Final answer
    x = 833,461,405.31

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Double scale
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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.