Home / 849,287,643,995.82-1,172,016,903,886.40-458,654,170,165.22

Finding the Fourth Proportional to 849,287,643,995.82, 1,172,016,903,886.40 and 458,654,170,165.22

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Solution

The fourth proportional to 849,287,643,995.82, 1,172,016,903,886.40 and 458,654,170,165.22 is: 632,942,730,618.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,287,643,995.82 : 1,172,016,903,886.40 = 458,654,170,165.22 : x
  2. Step 2: Convert to fraction form
    849,287,643,995.82/1,172,016,903,886.40 = 458,654,170,165.22/x
  3. Step 3: Cross multiply
    849,287,643,995.82x = 1,172,016,903,886.40 × 458,654,170,165.22
  4. Step 4: Simplify right side
    849,287,643,995.82x = 537,550,440,471,627,143,577,600
  5. Step 5: Solve for x
    x = 537,550,440,471,627,143,577,600/849,287,643,995.82
  6. Step 6: Final answer
    x = 632,942,730,618.92

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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.