Home / 1,185,648,258.06-1,636,204,344.17-657,021,072.24

Finding the Fourth Proportional to 1,185,648,258.06, 1,636,204,344.17 and 657,021,072.24

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Solution

The fourth proportional to 1,185,648,258.06, 1,636,204,344.17 and 657,021,072.24 is: 906,694,481.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,648,258.06 : 1,636,204,344.17 = 657,021,072.24 : x
  2. Step 2: Convert to fraction form
    1,185,648,258.06/1,636,204,344.17 = 657,021,072.24/x
  3. Step 3: Cross multiply
    1,185,648,258.06x = 1,636,204,344.17 × 657,021,072.24
  4. Step 4: Simplify right side
    1,185,648,258.06x = 1,075,020,732,607,034,240
  5. Step 5: Solve for x
    x = 1,075,020,732,607,034,240/1,185,648,258.06
  6. Step 6: Final answer
    x = 906,694,481.52

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Double scale
Find fourth proportional to 1,185,648,259.06, 1,636,204,345.55 and 657,021,073.24
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1.5x scale

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.