Home / 1,812,592,960,862.60-2,501,365,561,188-989,529,918,228.20

Finding the Fourth Proportional to 1,812,592,960,862.60, 2,501,365,561,188 and 989,529,918,228.20

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Solution

The fourth proportional to 1,812,592,960,862.60, 2,501,365,561,188 and 989,529,918,228.20 is: 1,365,544,340,436.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,592,960,862.60 : 2,501,365,561,188 = 989,529,918,228.20 : x
  2. Step 2: Convert to fraction form
    1,812,592,960,862.60/2,501,365,561,188 = 989,529,918,228.20/x
  3. Step 3: Cross multiply
    1,812,592,960,862.60x = 2,501,365,561,188 × 989,529,918,228.20
  4. Step 4: Simplify right side
    1,812,592,960,862.60x = 2,475,176,059,221,197,201,604,608
  5. Step 5: Solve for x
    x = 2,475,176,059,221,197,201,604,608/1,812,592,960,862.60
  6. Step 6: Final answer
    x = 1,365,544,340,436.63

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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.