Home / 1,185,648,264.06-1,636,204,352.45-657,021,078.24

Finding the Fourth Proportional to 1,185,648,264.06, 1,636,204,352.45 and 657,021,078.24

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Solution

The fourth proportional to 1,185,648,264.06, 1,636,204,352.45 and 657,021,078.24 is: 906,694,489.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,648,264.06 : 1,636,204,352.45 = 657,021,078.24 : x
  2. Step 2: Convert to fraction form
    1,185,648,264.06/1,636,204,352.45 = 657,021,078.24/x
  3. Step 3: Cross multiply
    1,185,648,264.06x = 1,636,204,352.45 × 657,021,078.24
  4. Step 4: Simplify right side
    1,185,648,264.06x = 1,075,020,747,864,394,880
  5. Step 5: Solve for x
    x = 1,075,020,747,864,394,880/1,185,648,264.06
  6. Step 6: Final answer
    x = 906,694,489.80

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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.